Premium Head, Brain and Eye Protection. Helmet 8.5 and 5.5 goggles as a kit. New high-performance certification ECE 22.06. Composite shell in three sizes. Brain injury reduction technology. Reduces forces associated with concussion. Pro-Fit elastic comfort liner that shapes to your head. Large ventilation channels to keep your head cool even at lower speeds. Four densities of impact foam for reduction of forces to head and brain. Visor has breakaway function to reduce forces to head and neck in a crash. X-Static® inner liner is washable, breathable and has moisture-wicking anti-odor fabric. Designed to offer great neck brace mobility. Emergency cheek pad removal. Hydration side port (with optional hands-free kit, sold separately). 360° Turbine Technology.