Retrosuperfuture Serioso Refined sunglasses pair a bold geometric silhouette with a refined acetate construction. Designed for everyday wear, they offer clear UV protection with a strong, modern profile. Key attributes: Black | Acetate | UV protection | Compatible with polarized and Transitions® lens upgrades | Compatible with prescription lenses | Includes hard case and microfiber cleaning cloth | Demo lenses replaceable by an optician | Geometric silhouette | Wide lenses | Clean, minimal lines | Balanced frame | Dimensions & fit: Lens width: 57 mm | Temple 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.