The Epoch 4 sunglass have a sleek, yet sporty look. Features co-injected inlaid rubber providing all day comfort with a non-slip fit.; 100% UVA/UVB protection (UV400) Shatterproof polycarbonate lenses High-impact polycarbonate frames Improves contrast, ease eyestrain and help to improve your overall vision Meets or exceeds ANSI Z87.1 safety standards