Injection molded polycarbonate/ABS (Acrylonitrile Butadiene Styrene) shell construction Single density EPS (Expanded Polystyrene) liner features extensive venting Fully adjustable visor Removable/washable moisture wicking liner Flexible rubber nose piece Hi-flow mouth vent with filter Rear shell shape easily repositions the goggle strap DOT and ECE 22.05 approved.