Chanel Square Sunglasses combine a bold square silhouette with an acetate frame and dark grey lenses for versatile everyday wear and reliable sun protection. Key attributes: Black | Acetate | 100% UVA/UVB protection | UV category 3 lenses | Includes original case, microfiber cleaning cloth, authenticity certificate and guarantee | Square frame | Full-rim acetate construction | White logo on temples | Dimensions & fit: Lens width: 56 mm | Bridge width: 17 mm | Temple length: 140 mm | Lens height: 49 mm | Weight: 39 g | Composition & care: Acetate | Wipe lenses with the included microfiber cloth and store in the case when not in use.