ELVEX Charger™ SG-811 Safety Spectacles with anti-fog wrap-around polycarbonate lens that provides extended peripheral vision and superior protection. Ultra-lightweight at only 22 grams, soft rubber, universal fit nose bridge reduces slippage and provides for lasting performance. Meet ANSI Z87+CE EN-1SS66.Ballistic Vo rated * for impact protection- 7x ANSI Z87+energy. (4xZ87+ impact velocity). Tested for the US Military Standard MIL-PRF-31013 Impact Test.