1.Polycarbonate Lens 2.UV400 Protection 3.CE EN166&ANSI Z87.1 4.Light Weight safety ... layer: Protect against giddy light , intensity light and astigmatism. Should be used in conjunction with the the machine guards,engineering controls ... , safety glasses ,safety goggle, Safety glasses with anti-fog lens, eye protection goggle, safety eyewear anti scratch, safety glasses ANSI Z87.1