Frame_material PC(Polycarbonate) Frame_color Crystal blue Lens_material Polarized Lens_color Gray Filter Catagory: #3 Optical Level: 1 Suitable For Driving: Yes Non-Toxic Painting Inspection Standards: CNS15067 / EN1836 *Over The Glasses Classic Style *Polarized optical lenses *Vintage Style *20% transparent lenses *Fit The Glasses *Openable lenses *Pure black fashion