●Durable polycarbonate-alloy shell ●Multi Density EPS foam liner for a more progressive response to impact energy ●TFV True Functional Ventilation ●Removable and washable liner and cheek pads ●Padded chin strap with a D-ring closure, Vents also allow for easy water drainage when used for Jet Skiing and Watercraft use, Replacement parts and accessories available. Meets the FMVSS 218 Standard