Bvlgari Aluminium Round Sunglasses combine the brand’s Aluminium line styling with a matte black acetate frame and grey nylon lenses for refined everyday sun protection. Key attributes: Black | Acetate | Grey nylon lenses | Durable acetate frame | Aluminum hinges | Full-rim construction | Round silhouette | Matte black finish | Full-rim frame | Dimensions & fit: Lens width: 51 mm | Composition & care: Frame: acetate | Lenses: nylon | Wipe lenses with a microfiber cloth. Store in a protective case. Avoid abrasive cleaners and high temperatures.