Retrosuperfuture PK5 Sunglasses combine a bold square silhouette with high-grade acetate construction, designed for everyday sun protection and urban styling. Key attributes: Black | Nero | Acetate | Available with polarized lenses | Available with Transitions lenses | Includes original case | Compatible with prescription lenses | Square frame | Thick acetate construction | Full-rim frame | Dimensions & fit: Lens width: 54 mm | Temple length: 145 mm | Regular fit | Composition & care: Acetate | Clean lenses with the included microfiber cloth; store in the original case.