Dolce & Gabbana DG4413 Sunglasses combine a square acetate frame with grey lenses for reliable sun protection and polished everyday wear. Key attributes: Black | Crystal | Acetate | UV protection category 3 | Grey lenses | Full-rim frame | Prescription-ready | Square shape | Bi-layer front | Multi-faceted front | Dimensions & fit: Lens width: 48 mm | Bridge: 23 mm | Temple: 145 mm | Lens height: 40 mm | Composition & care: Frame: Acetate | Lenses: Polyamide | Wipe lenses with a microfiber cloth; avoid abrasive cleaners; store in the supplied case when not in use.