Specifications TypePhotochromic Polarized SunglassesMaterialPC Polycarbonate Lenses MaterialTAC Tri Acetate Cellulose ColorBlack GreyDimensionsLens Width 57 mm Lens Height 49 mmQuantity1 pieceFunctionAnti UV400 Polarization PhotochromicWeight31 2 gFeatures 1 Photochromic lenses adapt to changing light conditions 2 Polarized design reduces glare for enhanced visibility 3 Retro square frame for a stylish outdoor look 4 Lightweight and comfortable for long wear 5 Long lasting construction withstands outdoor elements Package Includes 1 x SunglassesNote Due to the different monitor and light effect the actual color of the item might be slightly different from the color showed on the pictures Thank you Please allow 1 2mm measuring deviation due to manual measurement