The all new Nike Immiscible Poly Blend Performance Jammer Male has finally been introduced for the serious athlete. Durable construction perfect for training every day. This training swim jammer is a must have for a comfortable form fitting fit.

• Ergonomic enhanced fit
• Internal lining
• front gusset for fit and comfort
• Flat seams for reduced chafing
• 92% polyester / 8% spandex