Boss 1151/CS 003(IR) Optical Frame pairs a refined rectangular silhouette with a detachable clip-on sunglass for easy transition between indoor and sunny conditions. Key attributes: Black | Matte black | Plastic | Sunglass lenses (filter category 3) | Clip-on sunglass included | Full-rim frame | Includes original case and cleaning cloth | Rectangular silhouette | Matte finish | Grey lenses | Dimensions & fit: Lens width: 56 mm | Bridge: 16 mm | Temple length: 145 mm | Lens height: 41 mm | Frame width: 128 mm | Size L | Composition & care: Plastic | Wipe lenses with the included cleaning cloth; store in protective case.