Montblanc Round Sunglasses combine a classic round silhouette with durable plastic construction and UV400 protection for everyday wear. Key attributes: Black | Plastic | UV400 protection | Lightweight construction | Prescription lens compatible | Includes protective case and cleaning cloth | Round frame shape | Single bridge | Full-rim design | Dimensions & fit: Lens width: 49 mm | Bridge width: 20 mm | Temple length: 145 mm | Small fit (49/20/145 mm) | Composition & care: Plastic | Clean lenses with the included microfiber cloth; store in the protective case when not in use.