Pochromic Cycling Glasses Bike Sunglasses UV400 Running Sports Bicycle Eyewear Goggles Outdoor MTB Sunglasses Eyepieces

High-concerned chemical : None Type : Road Bike Sunglasses Frame Color : MULTI Model Number : Cycling Sunglasses Gender : Unisex Lens Width : 135mm Lens Height : 60mm Lenses Optical Attribute : Photochromic +UV400 Lenses Material : Polycarbonate Frame Material : Acetate Product number:101YJCVCN Origin : Mainland China Item Type : EYEWEAR Sport Type : cycling Certification : CE 【Accessories】1*glasses cloth+1*glasses bag+1*EVA box +1* glasses bag+myopia frame \ notes:1.The photochromic lens has the function of UV400, which will change color under direct sunlight 2.Discoloration occurs in about 1 minute in winter and about 40 seconds in summer. 3.The speed depends on the sunlight and UV intensity! (If the UV intensity and temperature are low, the discoloration speed will slow down.)

4.The discoloration speed is related to the UV intensity and temperature.

Usage Guarantee: The frames and lenses are unbreakable, so you can buy them without risk. If there is any problem with our cycling sunglasses, please feel

free to contact customer service to solve the problem until you are satisfied.