Saint Laurent SL 28 Sunglasses pair a subtly rounded pantos frame with a keyhole bridge and nylon gradient lenses for refined everyday sun protection. Key attributes: Brown | Acetate | Nylon gradient lenses | UV protection | Prescription-ready lenses | Pantos frame | Keyhole bridge | Full-rim | Subtly rounded silhouette | Dimensions & fit: Lens width: 49 mm | Bridge: 23 mm | Temple length: 140 mm | Composition & care: Frame: Acetate | Lenses: Nylon | Wipe lenses with a microfiber cloth and store in a protective case. Avoid contact with solvents or abrasive cleaners.