BOA 360 FIT SYSTEM: A fully adjustable design is engineered to help deliver an exact fit FIXED VENTILATION: Allows hot air to escape from the top of the helmet FIDLOCK BUCKLE: Seamless magnetic functionality lets you fasten your helmet with gloves on REMOVABLE LINER/EARPADS: Allows for easy cleaning as it is machine washable, adaptable for various weather conditions, and provides freedom to wear the goggle strap underneath the helmet Visit the Oakley Brand Store to shop the entire Oakley apparel assortment