Troy Lee Designs Twilight Adult SE4 Carbon Motocross Motorcycle Helmet - Navy/X-Large EPP (Expanded PolyPropylene) chin bar for lightweight and durable Three shell sizes to more accurately fit a variety of head sizes and rider ages, improving overall safety Anatomical 3D" contoured cheek pads with emergency release system for EMS responders Plastic visor screws and brass inserts for easy impact break-away DOT approved. Meets the FMVSS 218 Standard.