Chanel 1711S4 Sunglasses pair an oval acetate frame with gray lenses for refined everyday wear, offering clear UV protection and a versatile silhouette. Key attributes: Black | Acetate | 100% UVA and UVB protection | UV category filter 3 | Prescription friendly | Includes original case | Includes cleaning cloth | Includes certificate of authenticity and guarantee | Oval silhouette | Gray lenses | Dimensions & fit: Lens width 57 mm | Lens height 37 mm | Frame width 131 mm | Temple length 140 mm | High bridge fit | Composition & care: Acetate | Clean lenses with the included microfiber cloth and store in the original case. Avoid abrasive cleaners and extreme temperatures.