Saint Laurent SL M156 Sunglasses combine a lifted cat-eye silhouette with acetate frames and protective nylon lenses for everyday sun protection and refined style. Key attributes: Black | Acetate | UV400 protection | Nylon lenses | Full-tint lenses | Supplied with Saint Laurent case and cleaning cloth | Prescription-lens compatible | Cat-eye frame | Lifted silhouette with sculpted outer tips | Dimensions & fit: Lens width: 52 mm | Lens height: 42 mm | Bridge: 20 mm | Temple length: 140 mm | Size M | Composition & care: Acetate frame | Nylon lenses | Wipe lenses with a microfiber cleaning cloth and store in the protective case.