Kapvoe Cycling Glasses Photochromic Bicycle Glasses Men Women Bike UV400 Eyewear Outdoor Sports MTB Sunglasses Gafas Ciclismo

Type : MTB Bike Sunglasses Frame Color : MULTI Model Number : cycling glasses Gender : Unisex Lens Width : 145mm Lens Height : 55mm Lenses Optical Attribute : Photochromic lens UV400 Lenses Material : Polycarbonate Frame Material : Acetate Origin : China Item Type : EYEWEAR Sport Type : cycling

Full Package :1*TR90 glasses frame1* photochromic lens1* glasses case1* glasses cloth1* glasses bag NOTE: The photochromic lens has the function of UV400, which will change color under direct sunlight. Discoloration occurs in about 1 minute in winter and about 40 seconds in summer. The speed depends on the sunlight and UV intensity (If the UV intensity and temperature are low, the discoloration speed will slow down.) The discoloration speed is related to the UV intensity and temperature.