Ray-Ban Optical Frame combines a clean rectangular silhouette with everyday functionality. This matte black metal frame is designed for daily wear and works well with prescription lenses. Key attributes: Black | Metal | Lightweight construction | Suitable for prescription lenses | Adjustable nose pads | Includes original case and microfiber cleaning cloth | Certificate of authenticity and guarantee included | Rectangle frame | Semi-rimless / half-rim design | Flat browline | Dimensions & fit: 56-17-145 mm | 54-17-145 mm | Medium fit | Adjustable nose pads for a customizable, secure fit | Available in multiple eye sizes | Composition & care: Metal | Wipe lenses with the included microfiber cloth and store the frame in the supplied case. Avoid abrasive cleaners and prolonged exposure to extreme temperatures.