Saint Laurent SL 97 Sunglasses blend rounded aviator-style metal frames with protective nylon lenses for a refined, everyday look. The double-bridge design and engraved temples add a polished finish. Key attributes: Gray | Silver grey | Metal | 100% UVA/UVB protection | Metal nose pads | Not compatible with prescription lenses | Aviator-style rounded metal frame | Double bridge | Engraved temples | Dimensions & fit: Lens width: 51 mm | Bridge: 20 mm | Temple length: 145 mm | Composition & care: 80% metal, 20% nylon