Chanel Optical Frame combines a classic square silhouette with refined logo detailing for everyday wear. The prescription-ready acetate frame arrives with the original case, cleaning cloth and certificate of authenticity. Key attributes: Black | Acetate | Prescription-ready | Includes original case, cleaning cloth, certificate of authenticity and guarantee | Square full-rim frame | Chanel logo detail | Silver hardware detail | Dimensions & fit: Lens width: 51 mm | Bridge: 17 mm | Temple: 140 mm | Universal fit | Composition & care: Acetate | Clean with the included microfiber cloth; avoid heat and abrasion; store in the supplied case when not in use. Colour: black