Etnia Barcelona ELECTRA Sunglasses combine a classic rectangular acetate frame with photochromic mineral lenses for comfortable, everyday wear in changing light conditions. Key attributes: Green | Grpu green | Acetate | Photochromic lenses | Mineral glass lenses | Includes original case | Rectangular frame | Classic acetate styling | Dimensions & fit: Calibre: 52 mm | Bridge: 21 mm | Frontal: 139 mm | Temple: 140 mm | Medium size (Calibre 52) | Regular fit | Composition & care: Acetate | Mineral glass | Wipe lenses with a microfiber cloth and store in the original case.