Strong and durable polycarbonate/ABS shell, Energy Reduction Technology (ERT) helps to mitigate linear and rotational impact energy, Premium dual-density EPS impact liner, 13 intake / exhaust vent ports, Flexible ABS visor with 4-point snap-retention attachment, Removable and washable comfort liner and cheek pads, Nylon chinstrap with stainless steel D-ring retention system and snap secure feature
