Prada PR B23S Sunglasses combine a bold oversized square silhouette with a shiny acetate frame and dark grey lenses, offering statement style and reliable sun protection. Key attributes: Black | Acetate | 100% UV protection | Prescription-ready | Grey tinted lenses | Logo detail on temples | Prada logo etched on lens | Includes protective case | Square oversized silhouette | Shiny finish | High bridge design | Symbole logo detail | Dimensions & fit: Lens width: 54 mm | Bridge width: 20 mm | Temple length: 145 mm | Lens height: 44 mm | Oversized fit | High bridge | Composition & care: Frame: Acetate | Lens: Polyamide | Wipe lenses with a microfiber cloth; store in the provided protective case; avoid exposure to extreme heat.