Oakley crowbar gogglesthe culmination of 25 years of goggle technology oakleys crowbar mx offers the protection and performance demanded by the worlds top riders the lightweight and flexible o matter frame is combined with optically pure lexan to maintain impact protection that meets all ansi z871 and en 1938 standards enhanced with f3 anti fog treatment the optics maximize your range of peripheral and downward view you cant stay focused without comfort so we engineered triple layer