Prada PR B18S Sunglasses pair a glossy black acetate square frame with violet bio-polyamide lenses for a contemporary, refined look and full UV protection. Key attributes: Black | Nero | Acetate | 100% UV protection | Includes protective case and microfibre cloth | Lightweight acetate frame | Square silhouette | Gloss finish | Violet bio-polyamide lenses | High bridge | Dimensions & fit: Lens width 53 mm | Lens height 42 mm | Bridge 19 mm | Temple length 145 mm | High bridge fit | Size 53-19-145 mm | Composition & care: Acetate (frame) | Bio polyamide (lenses) | Wipe lenses with the included microfibre cloth and store in the protective case. Avoid abrasive cleaners and high temperatures.