Half Frame Metal Business Eyeglasses Anti-Blue Myopia Eyewear Outdoor Travel Smart Color Changing Photochromic Sun Glasses

Gender:unisex Lens Width:5.2cm Lens Height:3.4cm Glasses length: 136mm Glasses leg length: 142mm Coating: HMC Frame Material:Plastic Titanium Lenses Material:Polycarbonate Lenses Optical Attribute: MIRROR Certification: CE Item Type:Eyewear PD:62-64mm Diopter glasses: 0 -1.0 -1.5 -2.0 -2.5 -3.0 -3.5 -4.0