Retrosuperfuture Serioso Refined ZXO 57 sunglasses reinterpret classic shapes with a contemporary geometric silhouette. The black acetate frame delivers a bold yet balanced look designed for everyday wear and clear visual performance. Key attributes: Black | Nero | Acetate | UV protection | Optional polarized and Transitions® lens upgrades available | Compatible with prescription lenses | Includes original hard case and cleaning cloth | Geometric silhouette | Wide lenses | Clean, minimal lines | Balanced and decisive frame | Dimensions & fit: Lens width: 57 mm | Temple (arm) length: 130 mm | Frame front: 139 mm | Frame side: 145 mm | Regular fit | Composition & care: Acetate | Clean lenses with the included microfiber cloth and store in the supplied case. Avoid exposure to extreme heat and harsh chemicals.