Montblanc MB0448OA Optical Frame is a refined prescription frame designed for everyday wear. It pairs a classic silhouette with a comfortable Asian fit for reliable all-day use. Key attributes: Black | Injected plastic | Dimensions & fit: Lens width: 53 mm | Bridge: 18 mm | Temple length: 145 mm | Lens height: 42 mm | Asian fit | Composition & care: Injected plastic | Wipe clean with a soft, lint-free cloth; avoid abrasive cleaners or solvents.