Karl Lagerfeld KL6218 017 Optical Frame pairs a full-rim acetate construction with a clean square silhouette. Designed for everyday wear, it supports prescription lenses and comes in multiple sizes for a precise fit. Key attributes: Black | Tortoise | Acetate | Lightweight | Hypoallergenic | Compatible with prescription lenses | Includes original protective case | Available in multiple sizes (54, 57) | Square/rectangular full-rim frame | Wayfarer-influenced silhouette | Dimensions & fit: Lens width: 54 mm | Lens width: 57 mm | Bridge width: 18 mm | Temple length: 145 mm | Lens height: 39.3 mm | Large (54-18-145) | Extra large (57-18-145) | Composition & care: Acetate frame | Demo/trial lenses (replaceable with prescription lenses) | Clean lenses with a microfiber cloth and lens cleaner. Store in the included case. Avoid exposure to high heat and harsh chemicals.