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The Ultimate Guide to Youth Competitive Swimwear for Girls

by Nicole Villamor on Mar 10, 2026
The Ultimate Guide to Youth Competitive Swimwear for Girls

In a sport where victory is measured in hundredths of a second, every detail matters. The swimsuit your daughter wears is no longer just a uniform; it’s a critical piece of technology designed for speed. Modern competitive swimwear is engineered with advanced features like muscle compression to reduce vibration and hydrophobic fabrics that repel water, helping her glide more efficiently. Understanding this technology is key to unlocking her full potential. This article breaks down the science behind high-performance suits and explains how to select the right gear. We’ll help you navigate the options so you can find the youth competitive swimwear girls can rely on for power, speed, and confidence.

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Key Takeaways

  • Focus on fit and fabric first: The best suit is one that fits perfectly and lasts. Use brand size charts and your daughter's measurements to find a snug, second-skin fit, and always choose chlorine-resistant fabric for durability.
  • Match the suit to the occasion: Save expensive, high-performance tech suits for important meets to maintain their competitive edge. For daily practice, a durable, chlorine-resistant suit is the best choice for comfort and longevity.
  • Make swimwear last with simple care: Protect your investment by rinsing her suit in cool, fresh water immediately after swimming. To dry, gently squeeze out excess water and lay it flat away from direct sunlight to preserve the fabric's shape and compression.

Our Top Picks: The Best Brands for Girls' Competitive Swimwear

When you're searching for the perfect suit, the brand name on the tag means something. It represents years of research, innovation, and a commitment to the sport. The right brand delivers a suit that fits well, lasts through countless practices, and gives your daughter the confidence she needs on the block. We’ve curated a selection of the best brands in the business, each with its own unique strengths. Whether you’re looking for a durable practice suit or a high-tech racing suit, these are the names you can trust to deliver top-tier competitive swim gear.

Swim2000's Premium Selection

A well-fitted tech suit feels like a second skin, compressing muscles to reduce oscillation and help streamline the body. At Swim2000, we believe that when you invest in a quality competitive suit, you’re getting the latest innovations in fabric technology and hydrodynamic design. That’s why we carefully select the best girls' swimwear from the world’s leading brands. Our collection is built on a foundation of performance, durability, and style, ensuring that every suit we offer helps young swimmers shave those critical fractions of a second off their personal best. We’ve done the research so you can shop with confidence, knowing you’re choosing from the best of the best.

Speedo: The Gold Standard

Speedo is a name that’s practically synonymous with swimming, and for good reason. This brand has built a legacy on creating reliable, high-quality swimwear that stands up to the rigors of training. Speedo’s competitive suits for girls are made to last and come in a wide variety of fun colors and styles she’ll love to wear. Many of their racing suits are approved by World Aquatics, which means they meet the highest standards for competition. For a brand that delivers consistent performance and durability, Speedo is always a winning choice for swimmers at every level.

Arena: European Excellence

With deep roots in the European competitive swimming scene, Arena is known for its cutting-edge designs and technical fabrics. This brand is a favorite among elite athletes and offers one of the most extensive selections of styles and sizes available. If your swimmer is looking for a suit that combines a sleek, modern aesthetic with powerful performance features, Arena is a fantastic option. Their commitment to innovation means you’re getting a suit designed with speed and efficiency in mind, helping your daughter feel powerful and fast in the water.

TYR: American Innovation

Named after the Norse god of warriors, TYR embodies a spirit of fierce competition and American ingenuity. The brand is dedicated to creating technologically advanced swimwear that gives athletes a distinct advantage. Quality performance swimwear from TYR will not only reduce drag but also help your daughter swim at a more consistent speed. Their suits are engineered for a precise fit that supports muscles without restricting movement. For the young swimmer who is serious about her performance and wants to gain an edge over the competition, TYR offers innovative gear built for the podium.

Key Features of a Great Competitive Swimsuit

When you’re looking for the right swimsuit, it’s easy to get caught up in colors and patterns. But for a competitive swimmer, the real magic is in the material and construction. The features of a suit can directly impact your daughter's performance, comfort, and confidence in the water. A great competitive suit isn't just something to wear; it's a piece of high-performance equipment designed to help her swim faster and more efficiently.

From fabrics that fight back against chlorine to designs that support her muscles, every detail matters. Understanding these key features will help you move past the basics and choose a suit that truly works for her. Think of it as an investment in her training. A well-chosen suit will last longer, feel better, and give her the edge she needs on race day. Let’s look at the most important features to look for.

Chlorine-Resistant and Durable Fabric

If your daughter spends hours in the pool each week, you know how harsh chlorine can be. It can cause a regular swimsuit to fade, stretch, and wear out quickly. That’s why you should always look for girls' swimwear made from high-quality, chlorine-resistant fabric. This type of material is specifically designed to withstand the effects of pool chemicals, ensuring the suit keeps its shape and color over many practices and meets. A durable, chlorine-resistant suit is a smart buy because it won't need to be replaced nearly as often, saving you money in the long run.

Compression for Muscle Support

A proper competitive suit should fit like a second skin, and that snugness serves a purpose. This is called compression, and it’s a key feature in performance swimwear. A well-fitted suit compresses your daughter's muscles to reduce vibration and help streamline her body in the water. This muscle compression not only helps her move more efficiently but also provides crucial support during intense races and long training sessions. The right amount of compression can reduce muscle fatigue, helping her finish her last lap as strong as her first. It’s a feature that makes a noticeable difference in both training and competitive swim events.

Hydrophobic Fabric for a Faster Swim

You’ve probably noticed that water seems to bead up and roll right off a high-quality competition suit. That’s because they are crafted from advanced hydrophobic fabrics that repel water instead of absorbing it. A suit that soaks up water becomes heavy and creates more resistance, or drag, as a swimmer moves. By repelling water, a hydrophobic suit allows your daughter to glide through the water with less effort, reducing drag and improving her speed. This technology is a game-changer in competitive swimming, where every fraction of a second counts.

Quick-Drying Material with UV Protection

A swim meet can be a long day of "hurry up and wait." A suit made from quick-drying material is a huge plus, as it helps prevent discomfort and chills between events. It also means she won't be sitting around in a soggy suit for hours. For swimmers who practice or compete outdoors, UV protection is another essential feature. Many modern swim fabrics come with a UPF (Ultraviolet Protection Factor) rating to safeguard a young swimmer’s skin from harmful sun exposure. For extra coverage during outdoor practices, consider pairing her suit with one of our new rashguards.

How to Find the Perfect Fit for Your Daughter

Finding a competitive swimsuit that fits your daughter perfectly is one of the most important things you can do to support her in the pool. The right fit isn't just about comfort; it directly impacts her performance, confidence, and enjoyment of the sport. A suit that’s too loose will create drag, fill with water, and slow her down. One that’s too tight can restrict her movement, make breathing difficult, and cause painful chafing. It can feel like a moving target, especially with growing athletes whose sizes seem to change overnight.

Don't worry, it's easier than it sounds. You don't have to rely on guesswork. By focusing on a few key steps, you can find a suit that feels like a second skin and gives her the confidence she needs on the blocks. It all comes down to taking accurate measurements, understanding how to read a brand's specific size chart, and finding the right balance between performance compression and all-day comfort for her age and skill level. Let’s walk through exactly how to get that perfect fit every time, so she can focus on her stroke, not her suit.

Read Youth Sizing Charts Correctly

The first rule of swimsuit shopping is that sizes are not standard across brands. A size 26 in one brand might fit completely differently than a 26 in another. That’s why the brand’s specific size chart is your best friend. Before you even start browsing for girls' swimwear, take your daughter’s current measurements. You’ll need her chest, waist, and hip measurements. For one-piece suits, the most critical measurement is the torso loop. To get this, place a measuring tape at the highest point of her shoulder, run it down her front, through her legs, and back up to the starting point. When you pick a suit, compare her numbers to the brand's size chart to find the best match.

Measure Twice for an Accurate Fit

Once the swimsuit arrives, the real fit test begins. Have your daughter try it on when it’s dry, as suits can stretch a bit in the water. The key is to check for a snug, but not painfully tight, fit. A great rule of thumb is the one-finger test. You should be able to slide one flat finger (but not two) between the suit and her skin at the straps and leg openings. If you can fit more, the suit is likely too big and will scoop up water. If you can’t fit one, it’s too small and will probably cause chafing. Also, have her move around. Can she do arm circles and squats without the suit pulling or gaping? A proper fit allows for a full range of motion without any restrictions.

Consider Her Age (6-16 Years)

Your daughter’s needs in a swimsuit will change as she grows and advances in the sport. For younger swimmers, the priority is usually comfort and durability. A suit with slightly thicker straps and more coverage might be a great choice for long practices. As she gets older and more serious about competition, the focus may shift to performance-oriented features. Different back styles, like an open V-back or a closed racerback, offer varying levels of support and freedom of movement. It’s a good idea to let her try different styles to see what feels best for her stroke and personal preference in competitive swim gear.

Balance Compression and Comfort

Competitive swimsuits are designed to be tight. This compression helps reduce drag in the water and supports the muscles. However, there’s a difference between supportive compression and uncomfortable restriction. When swimwear isn’t comfortable, your daughter won’t be able to forget about it and focus on her race. A suit that’s too tight can leave painful red marks, restrict breathing, and make movement difficult. On the other hand, a suit that’s too loose won’t provide any of the benefits of compression. The goal is a snug fit that feels like a second skin. Always listen to her feedback. If she says it hurts or feels too constricting, trust her. The right suit will make her feel powerful and fast, not uncomfortable.

Match the Suit Style to the Swim Event

Not all swimsuits are created equal. The suit your daughter wears for a two-hour practice isn't the same one she should wear for a championship meet. Different events call for different suit technologies and styles, and understanding these distinctions is key to making sure she feels comfortable and confident. Think of it like having different shoes for running versus hiking; each is designed for a specific purpose. Let's break down the main types of suits you'll encounter.

Practice Suits vs. Competition Suits

The biggest difference between a practice suit and a competition suit is durability versus speed. Swimwear for practice is made from tough, chlorine-resistant fabric that can handle hours in the pool. These suits prioritize comfort and longevity. On the other hand, competitive swimwear is engineered for performance. It’s crafted from advanced hydrophobic fabrics that repel water instead of absorbing it, reducing drag and helping your daughter glide through the water faster. While a competition suit is essential for race day, using it for daily practice will wear it out quickly. It’s best to have a sturdy suit for training and save the race suit for meets.

One-Piece vs. Two-Piece Options

For competitive swimming, one-piece swimsuits are almost always the standard. They provide a secure, streamlined fit that minimizes drag and stays put during starts and turns, which is crucial for racing. While two-piece options are available, they are typically reserved for practice sessions, as some younger swimmers find them more comfortable. However, for any official competition, a well-fitting one-piece is the way to go. You can explore a variety of girls' swimwear styles to find a practice suit she loves and a race-day suit that meets her team’s requirements.

Tech Suits for Advanced Young Swimmers

As your daughter progresses, you’ll start hearing about tech suits. These are high-performance racing suits for advanced swimmers. A well-fitted tech suit feels like a second skin, compressing muscles to reduce vibration and streamline the body. When you invest in a quality competitive suit, you’re getting the latest innovations in fabric technology and hydrodynamic design. These suits are a significant investment and are only meant for major competitions, not regular practice. They offer a real competitive edge, helping swimmers shave critical time off their personal bests.

When Should You Invest in a High-Performance Suit?

Deciding when to buy a high-performance or "tech" suit can feel like a major milestone in a young swimmer's journey. The truth is, the right time depends entirely on her age, skill level, and competitive goals. A suit that’s perfect for a 16-year-old at nationals is overkill for a 9-year-old at her first summer league meet. Let’s break down the progression so you can make the best choice for your daughter at every stage of her swimming career.

For Beginner Swimmers (Ages 6-10)

At this age, the absolute most important thing is comfort. Young swimmers are focused on learning strokes and having fun, and the last thing they need is a suit that pinches, rides up, or feels too restrictive. When swimwear isn’t comfortable, kids notice. A suit that’s too tight can leave marks and limit her movement in the water. Your goal is to find durable, well-fitting girls' swimwear that she can forget about the moment she dives in. A standard one-piece practice suit made from chlorine-resistant fabric is the perfect choice for both training and those early competitions.

For Intermediate Competitors (Ages 11-14)

As swimmers in this age group get more serious about competing, their swimwear needs start to change. Technique is still king, but a more performance-oriented suit can provide a mental and physical edge. This is when you can start looking at suits with a more compressive fit and features designed to reduce drag in the water. While she doesn't need a top-of-the-line tech suit for every meet, this is a great time to introduce an entry-level race suit for championships or goal meets. These suits offer a step up in performance without the high price tag, helping her feel fast and confident behind the blocks.

For Advanced Youth Athletes (Ages 15-16)

For dedicated, high-level swimmers, a technical suit is an essential piece of racing gear. At this stage, races are often won by hundredths of a second, and the right suit can make a difference. A well-fitted tech suit feels like a second skin, compressing key muscle groups to reduce vibration and streamline the body. When you invest in a quality competitive swim suit, you’re getting the latest innovations in fabric technology and hydrodynamic design. These suits are an investment, so they should be saved for the most important meets where your daughter is aiming to hit a specific time or qualify for the next level of competition.

How to Find Great Deals on Girls' Swimwear

Competitive swimming is an incredible sport, but let's be real, the costs can add up quickly, especially when your daughter seems to outgrow her suit every other month. Outfitting her in high-quality, durable swimwear is essential for her comfort and performance, but it doesn't have to drain your wallet. With a bit of planning and some smart shopping strategies, you can find fantastic deals on the suits she needs to feel confident and perform her best in the water. The key is knowing where and when to look. It’s not about finding the cheapest suit, but about getting the best value for your money. A well-made suit from a trusted brand will last longer and hold up better to chlorine and constant use, saving you from having to buy replacements too often. Think of it as an investment in her training. By being strategic, you can get that top-tier quality without the top-tier price tag. From checking out clearance racks to timing your purchases with seasonal sales, there are plenty of ways to save money without sacrificing quality. Let’s get into the best ways to score a great deal on your next swimwear purchase so you can invest more in what matters: cheering her on from the sidelines.

Shop Our Clearance Corner and Sales

One of the most straightforward ways to save is by heading straight to the sales rack. We keep our Clearance Corner stocked with high-quality suits from top brands at significantly reduced prices. This is a fantastic opportunity to find last season’s styles or overstocked items that are still perfectly suited for training and competition. Many retailers feature clearance events where you can find excellent swimwear for a fraction of the original cost. It’s always worth a look, as you might find the perfect practice suit or even a backup competition suit at an unbeatable price.

Use Seasonal Shopping Strategies

Timing is everything. You can often find the best prices by shopping during the off-season when demand is lower. Think about buying suits for the summer season in the fall or winter. Another great strategy is to sign up for email newsletters from your favorite swim shops. Many retailers, including us, offer a welcome discount just for signing up, which can give you an immediate savings on your next purchase. This also ensures you’re the first to know about upcoming promotions, new arrivals, and exclusive sales events, so you never miss a chance to save.

Watch for End-of-Season Events

As seasons change, retailers need to make room for new inventory. This is the perfect time to find amazing deals on girls swimwear. Keep an eye out for end-of-season sales, which often happen in late summer and after major holidays. During these events, you can find top-tier competitive suits with prices cut significantly. It’s an ideal time to buy a suit for the upcoming season or even stock up on a few different sizes if you know your swimmer is about to hit a growth spurt. Planning ahead allows you to get the best gear without paying a premium.

Make Her Swimsuit Last: Essential Care Tips

A high-quality competitive swimsuit is an investment in your daughter's performance and confidence in the water. But the very things she swims in, chlorine and saltwater, are tough on the delicate, high-tech fabrics that make her suit effective. Add in sun exposure and improper washing, and a great suit can lose its shape and compression much faster than it should. The good news is that with a few simple care habits, you can significantly extend the life of her swimwear, ensuring it performs at its best for every practice and meet.

Taking just a few minutes after each swim to properly rinse, wash, and dry her suit will protect the fabric's integrity. This maintains the snug, compressive fit that reduces drag and supports her muscles. It also keeps the colors vibrant and prevents the material from becoming thin or stretched out. Think of it as essential maintenance for a key piece of athletic equipment. By following these steps, you’ll get the most value out of your purchase and keep her focused on her performance, not on a sagging, uncomfortable suit. When a suit fits well, she feels powerful and streamlined in the water. Proper care is the secret to preserving that feeling for as long as possible.

How to Properly Wash and Rinse Swimwear

The most important rule of swimsuit care is to rinse it immediately after every use. Don't let it sit in a wet heap in her swim bag. A quick rinse in cold, fresh water is crucial for washing away chlorine, salt, and other chemicals that degrade the fabric over time. When you get home, a more thorough hand wash is best. Use a gentle soap or a cleaner made specifically for swimwear and lukewarm water. Avoid using a washing machine, as the agitation can stretch and damage the delicate fibers. Gently swish the suit in the soapy water, rinse it thoroughly with cool water, and you’re done. This simple routine keeps her girls' swimwear in top condition.

The Right Way to Dry and Store a Suit

How you dry a swimsuit is just as important as how you wash it. First, never wring or twist the suit to get water out, as this will permanently stretch and damage the elastic fibers. Instead, gently squeeze out the excess water. A great trick is to lay the suit flat on a clean, dry towel, roll the towel up with the suit inside, and press gently. This absorbs most of the moisture without causing any strain. Then, lay the suit flat to dry in a shaded, well-ventilated area. Never hang a wet suit, as the weight of the water can cause it to stretch. And definitely keep it out of the direct sun or a hot dryer, as heat will destroy the fabric’s elasticity.

Know When It's Time for a Replacement

Even the best-cared-for suit won't last forever, especially with the demands of competitive swimming. Knowing when to retire a suit is key to ensuring your daughter always has the support and coverage she needs. The most obvious sign is a loss of elasticity. If the straps are loose or the fabric sags anywhere, it’s time for a new one. Another clear indicator is when the material becomes thin or see-through, particularly in the seat. Faded colors and frayed seams are also signs of wear. A worn-out suit creates drag in the water and no longer offers muscle compression, so replacing it helps maintain optimal performance. You can often find great deals in our Clearance Corner to make the transition easier.

Common Mistakes to Avoid When Buying a Youth Swimsuit

Finding the perfect competitive swimsuit involves more than just picking a cool design. A few common missteps can lead to a suit that wears out too fast, hinders performance, or isn't even allowed in a competition. Let's walk through the most frequent mistakes so you can feel confident in your choice and your daughter can feel great in the water.

Choosing the Wrong Fabric

Competitive swimmers spend hours in chlorinated pools, which is incredibly harsh on fabric. A standard fashion swimsuit made of Lycra or spandex will stretch out and fade quickly. Instead, look for suits made from high-quality, chlorine-resistant materials like PBT (polybutylene terephthalate) or durable polyester blends. These fabrics are designed to withstand repeated exposure to pool chemicals, maintaining their shape and color much longer. This ensures the suit provides consistent comfort and support through countless practices. Investing in the right material from the start saves you money and frustration. You can find plenty of durable options in our competitive swim collection.

Ignoring Proper Fit

A poor fit is one of the fastest ways to ruin a swim. If a suit is too loose, it will scoop up water, create drag, and slow your daughter down. On the other hand, swimwear that’s too tight can leave painful red marks and restrict her range of motion. A competitive suit should fit like a second skin: snug all over with no gapping or sagging, but not so tight that it digs into her shoulders or hips. She should be able to perform all her strokes without feeling constricted. Ensuring a proper fit is crucial for performance, so always check the size charts before buying.

Overlooking FINA Approval for Competitions

If your daughter is competing in sanctioned meets, this is a big one. FINA (Fédération Internationale de Natation) is the governing body for international aquatic sports, and it has specific rules for competition swimwear. It is essential to select a suit that is FINA-approved, especially for tech suits. Wearing a non-approved suit to a major competition could mean she isn't allowed to race in it. Always check the product description for the FINA-approved logo to avoid a stressful issue on race day. Most of our competition suits clearly state their approval status.

Selecting Unsafe Colors

While team colors might be mandatory for meets, the color of a practice suit is a matter of safety. Dark colors like black, navy, or deep green can make a swimmer difficult to see underwater, especially in a crowded lane or in open water. Lifeguards and coaches need to be able to spot swimmers easily. Choosing bright, visible colors like neon pink, orange, or electric blue can significantly enhance safety. This is particularly important for younger swimmers. When you browse our new arrivals for girls, you'll find plenty of vibrant options that are both stylish and safe.

First-Time Buyer? Here's What to Know

Buying your daughter's first competitive swimsuit can feel like a big step. You're not just picking out a piece of fabric; you're investing in her sport, her comfort, and her confidence in the water. The world of competitive swimwear is full of technical terms and specific requirements that can seem confusing at first. But don't worry, it's easier than it looks. By focusing on a few key areas, you can make a choice that both you and your young swimmer will feel great about. Before you add anything to your cart, let's walk through the three most important things to consider: the rules of her team and league, your budget for a growing athlete, and how the perfect fit can make all the difference in her performance.

Check the Team's Rules and Regulations

Before you even start browsing, your first stop should be your daughter's swim team handbook or a quick chat with her coach. Different leagues and governing bodies have specific rules about what swimmers can wear. For most official competitions, it is essential to ensure that the suit is FINA-approved (now called World Aquatics-approved). If you wear a non-approved swimsuit, she will not be allowed to use it in competition, which is a disappointment no one wants. Coaches can also provide guidance on team-preferred styles or colors. Getting this information upfront saves you time and ensures the competitive swimwear you purchase is ready for race day.

Plan Your Budget for a Growing Athlete

Competitive swimwear is an investment in your child's athletic journey, but it's important to be practical. Young athletes grow quickly, and a suit that fits perfectly today might be too small next season. It’s wise to plan for this. A durable, well-made practice suit will see plenty of use, while a more expensive technical suit might be reserved for championship meets. Investing in the right suit supports her progress in the pool and keeps her competitive. You can find excellent, long-lasting options without breaking the bank, especially if you keep an eye on our Clearance Corner for great deals on top brands.

See How the Right Fit Builds Confidence

A well-fitting suit can make a huge difference in a young swimmer's confidence and focus. When swimwear isn’t comfortable, kids won’t forget about it. A suit that’s too tight can leave red marks and restrict her movement, while a suit that’s too loose will create drag in the water and slow her down. The ideal competitive suit should feel like a second skin: snug and compressive but not painful. When she feels secure and comfortable in her girls' swimwear, she can put all her energy into swimming her best, which is a powerful feeling for any young athlete.

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Frequently Asked Questions

How tight is too tight for a competitive suit? This is a great question because there’s a fine line between performance compression and discomfort. A competitive suit should fit like a second skin, but it should never be painful or restrict breathing. A good test is to see if you can slide one flat finger between the strap and her shoulder. If you can fit more, it’s too loose and will create drag. If you can’t fit one, it’s likely too tight and will cause chafing. Also, have her do a few arm circles and squats; she should have a full range of motion without the suit digging in.

Can my daughter just wear her competition suit for practice? It’s best to save the competition suit for race day. Think of it this way: practice suits are built for durability, while competition suits are built for speed. The high-tech, water-repellent fabrics in race suits are more delicate and will break down quickly with constant exposure to chlorine. Using a sturdy, chlorine-resistant suit for daily training will make both suits last much longer, which saves you money in the long run.

What exactly is a "tech suit" and when does my daughter actually need one? A tech suit is a high-performance racing suit made with advanced hydrophobic fabrics and a high degree of compression to reduce drag and support muscles. They are a significant investment and are really only necessary for advanced swimmers at major championship meets. For most swimmers under the age of 13 or 14, a standard competition suit is more than enough. The focus for younger swimmers should be on technique, and a tech suit won't replace strong fundamentals.

What's the single most important thing to do to make a swimsuit last longer? Rinse it in cold, fresh water immediately after she gets out of the pool. Don't wait until you get home. Chlorine is a harsh chemical that eats away at fabric, and the longer it sits on the suit, the more damage it does. A quick rinse right after practice or a meet washes away the worst of the chemicals and can dramatically extend the life of the suit.

My daughter's team doesn't have a required suit. How do I choose a brand? When you have options, you can focus on what works best for your daughter's body type and preferences. Brands like Speedo are known for their classic fit and incredible durability, making them a reliable choice for any swimmer. Arena often appeals to swimmers who like a sleek, modern style with a European flair. TYR is a great option for athletes focused on performance, as their suits are engineered with innovative features. You may find that trying different brands over time helps her discover which one feels best to her.

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