Ray-Ban Round Metal is a classic metal-frame sunglass that pairs retro round lenses with dependable sun protection. Ideal for everyday wear, it combines a slim metal silhouette with a distinctive curved brow bar. Key attributes: Gray | Silver | Metal | 100% UV protection | Adjustable nose pads | Plastic temple tips | Available in multiple sizes | Compatible with prescription lenses | Round lenses | Curved brow bar | Thin metal temples | Full-rim frame | Dimensions & fit: Lens width: 47 mm | Lens width: 50 mm | Lens width: 53 mm | Bridge width: 21 mm | Temple length: 140 mm | Temple length: 145 mm | Sizes available: 47-21-140, 50-21-145, 53-21-145 | Composition & care: Metal (frame) | Glass (lenses) | Wipe lenses with a microfiber cloth; store in a protective case when not in use; avoid harsh chemicals.