Saint Laurent Dune Sunglasses combine a modern aviator mask silhouette with acetate frames and grey gradient nylon lenses, offering a bold everyday sun style. Key attributes: Black | Acetate | Grey gradient lenses | Full acetate frame | Nylon lenses | Aviator mask silhouette | Double bridge | Temples engraved with Saint Laurent logo | Dimensions & fit: Lens width: 58 mm | Bridge: 14 mm | Composition & care: Acetate | Nylon (polyamide) | Clean lenses with a soft microfiber cloth and store in a protective case.