Ray-Ban RB3768 Sunglasses combine a slim metal frame with mirrored lenses for everyday sun protection and a polished look. Designed for medium faces, they work well for casual and travel use. Key attributes: Gray | Silver | Metal | UV protection (Category 3) | Mirror lenses | Includes original case | Compatible with prescription lenses | Rectangle frame | Shiny finish | Dimensions & fit: Lens width: 56 mm | Bridge: 17 mm | Temple length: 145 mm | Lens height: 39 mm | Frame width: 131 mm | Medium size (56 mm) | Composition & care: Frame: Metal | Lenses: Polyamide