Ueasy Outdoor Sports UV400 Cycling Bicycle Protective Sunglasses Goggles Set Exchangeable 5 pairs of Eyeglasses with Myopia Frame Detachable legs with quick release button that you can replace the legs with the sports headband easily. With myopia frame (not including the myopia lens). The frame is made of engineering resin material and the lenses are made from Polycarbonate (PC) UV400 material. The material of the lens is PC, windproof, dustproof, Anti UV, strong shock resistance, suitable for men and women. Use scope: Leisure, Biking, Hiking, Skiing, Shooting, Hiking, and other outdoor sports.