●Adjustable Ventilation: Allows hot air to rapidly escape out the top of the helmet. If conditions turn, close the venting to keep your head warm and dry. ●BOA® 270 Fit System: A fully adjustable design is engineered to help deliver an exact fit. ●FIDLOCK® Buckle: Seamless magnetic functionality lets you fasten your helmet with gloves on. ●Removable Liner/Ear PadsAllows for easy cleaning as it is machine washable, adaptable for various weather conditions, and provides freedom to wear the goggle strap underneath the helmet. ●Modular Brim System Two interchangeable brims allow for seamless helmet and goggle integration, no matter the size or shape of your favorite goggle. ●Brim/Goggle Ventilation: Allows hot air to flow unobstructed from the goggle through the brim ventilation for better anti-fog performance. Oakley Mod 5 Factory Pilot Helmet