Ray-Ban RB3447 Round Metal sunglasses pair a slim metal frame with classic round lenses for vintage-inspired style and reliable sun protection. Key attributes: Gold | Green | Metal | Polarized lenses | 100% UV protection | Adjustable nose pads | Compatible with prescription lenses | Round shape | Thin metal frame | Classic G-15 green lenses | Dimensions & fit: Lens width: 50 mm | Bridge width: 21 mm | Temple length: 145 mm | Lens height: 46.9 mm | One size | Regular fit | Composition & care: Frame: Metal | Lenses: Crystal | Clean lenses with a microfiber cloth; store in a protective case; avoid exposure to chemicals and extreme heat.