Leatt 8.5 ADV Kit Helmet 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 4 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) Includes visor extension 360 degree turbine technology: reduces peak brain acceleration by up to 30% at impact speeds associated with concussion reduces peak brain rotational acceleration by up to 40%% Certified and tested: DOT + new ECE 22.06 and exceeds and new FIM standards Weight: DOT + ECE from 1.250g ± 50g (2.76lbs)