Brand Name: ROCKBROS Origin: Mainland China High-concerned chemical: none Lens Height: 55 mm Frame Color: black Lens Width: 75 mm Frame Material: TR-90 Item Type: EYEWEAR Lenses Material: Plastic Sport Type: cycling Certification: CE Lenses Optical Attribute: Photochromic / UV400 Model Number: 10135 Gender: Unisex Color: Black/Blue/Red Weight: About 30g Materia: PC+TR Size: About 13.5*12.5cm Feature: UV400 Protection,Photochromic