Karl Lagerfeld Sunglasses in a modern rectangular silhouette. The acetate frame pairs with gray CR39 lenses and a category 3 tint for reliable sun protection in bright conditions. Key attributes: Gray | Acetate | UV protection | Filter category 3 tint (suitable for strong sunlight) | Standard hinge construction | Full-rim construction | Rectangular frame | Single bridge | Full-rim silhouette | Dimensions & fit: Lens width: 54 mm | Bridge width: 18 mm | Temple length: 140 mm | Total frame width: 131 mm | Medium fit | Composition & care: Frame: Acetate | Lenses: CR39 (polyallyl diglycol carbonate) | Wipe lenses with a microfiber cloth and mild lens cleaner. Store in a protective case when not in use. Avoid abrasive cleaners and prolonged exposure to high heat.