Ray-Ban Round Metal Sunglasses combine a classic round metal frame with G-15 glass lenses for clear sun protection and a timeless retro look suited to everyday wear. Key attributes: Black | Green | Metal | UV protection (UV400) | Category 3 lenses | Non-polarized | Adjustable nose pads | Plastic temple tips | Round full-rim frame | Curved brow bar | Thin metal temples | Dimensions & fit: 47-21-140 | 50-21-145 | 53-21-145 | Composition & care: Metal frame | Glass lenses | Plastic temple tips | Wipe lenses with a microfiber cloth; use a lens cleaner as needed; store in the included protective case.