Affordable helmet has moisture channels integrated to allow air in at the front and through to the back to keep the head cool. - Weight 10.8 oz/305 g - Certifications CPSC-ASTM-CEN-AS 2063* (Order 1408037 for Australian certification) - Vents 21 - In-Mold Construction Industrial process binding the microplastic and polystyrene together to add superior mechanical properties to these materials. - Ringlock Frame ring that ensures helmet's integrity on impact - Evacuation Channels Moisture channels providing better airflow and moisture wicking. - Spiderlock Elite Adjustable and detachable rack-and-pinion mechanism using only one hand to stabilize the helmet on the head. It is provided with ergonomic padding. - Steplock Divider Cam locking device to quickly adjust strap position. - Sealed Airdry Padding Washable sealed adjustment padding for enhanced durability, ergonomic design for optimum comfort. - V-Pro System Receptacle molded into the helmet in order to put on and off the visor as often as you wish. Plastic plugs are included to fill the holes when not used.