. Extremely lightweight eyewear with superior optics properties . All around impact protection . Popular design resemble sunglasses;fits men & women snugly to prevents slippage . Deep temples provide same protection as large side-shield . Revolutionary dual 9.75 base curvature in an integral unitary lens offer wide & unobstructed view . High impact resistant lenses with anti-scratch . Economically priced . Comply to ANSI Z87.1 & EN166 . Lens Material: Polycarbonate . Temple Material: Polycarbonate