Tough fiberglass/composite shell, Intermediate-oval headform is wind-tunnel tested and refined, Low-drag visor, Extensive venting with high-flow EPS channels, Optically correct quick-change fog-free face shield, 5-piece modular Hydradry™ moisture-wicking liner, All World Standard meets or exceeds the following: DOT FMVSS 218 (USA), ECE 22-05 (Europe), & PSC (Japan) helmet safety standards