Oakley USC Trojan Fuel Cell Sunglasses Polished Black / Grey Made in USA polycarbonate lens Dual lens POLARIC ELLIPSOID geometry Optical precision and impact resistance meet or exceed Z87.1 optical and basic impact standards UV protection of PLUTONITE lens material that filters out 100% of UVA/ UVB/ UVC & harmful blue ligh Durability and all-day comfort of lightweight, stress resistant O MATTER frame material Comfort and performance of Three-Point Fit that holds lenses in precise optical alignment