Day and Night Color Changing Sunglasses Men's Fancy for Driving Polarized Glasses Men Cycling Fishing Welding Sunglasses

High-concerned chemical : None Element type : Basic Classic Applicable Scenarios : Outdoor Product Type : Fashion Sunglasses Style type : Pilot Model Number : 2183 Lenses Material : Polycarbonate Department Name : Adult Gender : Men Frame Material : Stainless steel Lenses Optical Attribute : polarized,Photochromic Origin : Mainland China Item Type : EYEWEAR Eyewear Type : Sunglasses Photochromic lens - When ambient light becomes brighter (more pronounced in sunlight), the lens darkens.