Chanel Butterfly Optical Frame combine a refined cat-eye silhouette with signature logo detailing for everyday wear. The acetate frames are prescription-ready and arrive with the original case, cleaning cloth, certificate of authenticity and guarantee. Key attributes: Black | Acetate | Single vision and progressive friendly | Prescription-ready (demo/sample lenses included) | Includes original case, cleaning cloth, certificate of authenticity and guarantee | Butterfly frame | Logo detail on temples | Dimensions & fit: Lens width: 54 mm | Bridge width: 17 mm | Temple length: 140 mm | Lens height: 37 mm | Frame width: 125 mm | Composition & care: Wipe with a clean, dry cloth.