Bell Revolver Evo Warp Flip-up/Modular Motorcycle Helmet - Black/Grey/Red, X-Large Lightweight composite polycarbonate alloy shell, DOT certified Velocity Flow ventilation system with FlowAdjust for maximum ventilation and temperature control Contour Cut Cheekpads for superior fit & Removable/washable interior for maximum comfort Internal Sun Shade offers "on the fly" protection from the sun without having to stop and change shields Five-year warranty