Ray-Ban RB4423D 645087 sunglasses combine a modern oversized square silhouette with flat lenses for clear sun protection and everyday wear. Key attributes: Gray | Plastic | 100% UVA and UVB protection | Polarized lens options available | Full-rim construction | Single bridge | Includes original case and cleaning cloth | Square frame | Flat lens design | Oversized geometric silhouette | Transparent gray frame | Dimensions & fit: Lens width: 66 mm | Bridge: 15 mm | Temple length: 145 mm | Lens height: 56 mm | Frame width: 135 mm | Size: 66 (XL) | Composition & care: Frame: Plastic | Temples: Nylon | Lenses: Polycarbonate | Wipe lenses with a microfiber cloth and store in the supplied case when not in use.