Carrera C FLEX 04/G Sunglasses combine a rectangular acetate frame with transparent lenses and 100% UV protection. The RX-compatible design and included case and microfiber cloth make them a practical choice for everyday wear and prescription use. Key attributes: Black | Acetate | 100% UV protection | Transparent lens option (category 0) | Prescription compatible (RX-able) | Includes protective case and microfiber cloth | Rectangular frame shape | Full-rim design | Dimensions & fit: Lens width: 57 mm | Bridge width: 17 mm | Temple length: 150 mm | Large fit | Composition & care: Acetate | Clean lenses with the included microfiber cloth; store in the supplied case when not in use.