Oval Frame Photochromic Glasses Men and Women's Retro High-end Feeling Blue Light Blocking Eye Protection

Style:Oval Item Type: Eyewear Lens Width :61mm Lens Height :48mm Lens material:PC Frame material:Plastic +Metal Applicable gender:Women,Men Suitable For Face : Round Face Long Face Square Face Oval Face Applicable scenes: travel, outdoor sports, fashion wear, driving, parties. Photochromic Reading glasses Lenses are clear when indoors or at night and automatically darken to a sunglasses tint when exposed to UV sunlight. Lenses will begin to clear as soon as they are away from UV sunlight, and will be noticeably lighter and mostly clear within a few minutes. They absorb UV radiation that can otherwise damage your eyes. They are an excellent solution for people who hate constantly switching between their reading glasses and their shades.