Spy optic woot gogglespy optics woot mx goggles are made of flexible polyurethane and have an anti fog scratch resistant lexan lens with posts these goggles offer 100 uv protection and are compatible with most helmets they also have a silicone ribbed strap to keep your goggles in place and come with a removable black nose guard comfortable high performancethey also feature spys isotron face foam with moisture wicking dri force fleece a super soft and comfortable fleece that wicks moist