Serengeti 101 Sunglasses pair a full-rim acetate frame with Serengeti's mineral polarized lens technology for clear, glare-free vision in bright conditions. Key attributes: Black | Acetate | Polarized mineral lenses | Serengeti Spectral Control® lens technology | Prescription compatible | Full-rim rectangular frame | Wrapped rectangular silhouette | 5-barrel hinge with rivet detail | Dimensions & fit: Eye size: 58 mm | Bridge: 18 mm | Temple: 137 mm | Medium fit | Composition & care: Acetate frame | Mineral lens | Wipe lenses with a microfiber cloth; avoid harsh chemicals and abrasive materials. Store in a protective case when not in use.