Guess GU50309 Optical Frame combines a square, glossy silhouette with lightweight plastic construction, designed for everyday prescription wear. Key attributes: Black | Negro brillante | Plastic | Lightweight | Flexible frame | Compatible with prescription lenses | Includes protective case | Microfiber cleaning cloth included | Square frame | Gloss finish | Full-rim frame | Dimensions & fit: Lens width: 54 mm | Bridge: 15 mm | Temple length: 140 mm | Frame width: 137 mm | Composition & care: Plastic | Clean lenses with a microfiber cloth; avoid abrasive cleaners and solvents; store in the protective case when not in use.