Ray-Ban RB4379D 601/87 Sunglasses pair a classic square silhouette with a lightweight nylon frame and polycarbonate lenses, designed for everyday sun protection and comfortable wear. Key attributes: Black | Dark gray | Nylon | UV protection | Lightweight frame | Full-rim frame | Includes case and cleaning cloth | Square shape | Shiny finish | Dimensions & fit: Lens width: 55 mm | Bridge: 19 mm | Temple: 150 mm | Height: 50 mm | Size: 55-19-150 | Regular fit | Composition & care: Frame: Nylon | Lenses: Polycarbonate | Clean lenses with included microfiber cloth. Store in the provided case.