The Fox Vue Black/Yellow Roll Off motocross goggles have a clear 45mm roll off canister attached to the lens making sure you never lose sight of the track. The Fox Vue Roll Off MX Goggles have a ABS/nylon outer frame with a soft TPU faceplate and 3-layer molded foam which forms to your face and wicks away sweat. The pre-curved, injection-molded polycarbonate lens gives for distortion-free optical clarity, a wide field of view, UVA and UVB protection and increased impact resistance. Certified to EN1938:2010 these motocross goggles have a 45mm non-slip silicone backed strap for superior helmet grip.