Aerodynamic Windproof Photochromic Cycling Sunglasses Color:Blue Safe Design: There is a

Safe Design: There is a taillight hook on the back of the bicycle storage bag for the hanging taillight

there are also a outer elastic pouch to put your phone

fits ROUND seat tube diameter under 3

Durable zipper closure

and the compartment on the left can hold thin and light items such as mobile phone

Aerodynamic Windproof Photochromic Cycling Sunglasses Color:Blue Safe Design: There is aLIGHT WEIGHT Whole sunglasses only 32g,you won't feel discomfort even after wearing them for a long time SOFT NOSE PAD The nose pad was made by the soft silicon,you could adjust the nose pad,let your nose feel comfortalbe REDUCE AIR RESISTANT DESIGN Unique aerodynamic design,which could reduce foggy and air resistance FLEXIBLE LENS Flexible lens,easy to resist impact,durable and safe ?? PHOTOCHROMIC LENS?? With superior HD photochromic