Pochromic Anti Radiation Blue Light Eyeglasses Square Metal Frame Computer Glasses for Women Men Replaceable Lens

High-concerned chemical : None Element type : Basic Classic Style type : Rectangle Place Of Origin : China (mainland) Frame Material : Stainless steel Model Number : 10059-1 Gender : Men Lenses Material : Polycarbonate Product number:101YJMAD Origin : Mainland China Photochromic glasses Dual use with one lens. Indoor use is blue light resistant glasses, while outdoor use darkens the color of the lenses as UV rays increase.