Polarized lens Polarized UV Protection Coating coating Sunglass frames are lightweight, extremely flexible, and heat and UV resistant.Durbility and lightweight TR90 frame with no-slip nose pad and temple increase grip with perspiration to offering all day comfortable fit.Spring hinges are adjustable and suitable for medium to large faces.Ergonomic design fits many face shapes comfortably and all sporty event. IDEAL FOR ANY OUTDOOR SPORTS - Best for fishing, boating, sailing, jet skiing, driving, running, cycling, climbing, hiking and traveling. You can barely feel it on your face even wear it all day, a reliable partner when you enjoy outdoor. Fashion and stylish design, with rich color combinations of frames and lenses is also suitable for daily wear.