Montblanc Optical Frame MB0494OJ pairs a square full-rim acetate silhouette with a refined grey finish, designed for everyday prescription wear. Key attributes: Gray | Grigio | Acetate | Durable acetate construction | Prescription-compatible | Includes protective case | Includes cleaning cloth | Square frame | Full-rim frame | Subtle grey finish | Dimensions & fit: Lens width: 54 mm | Bridge width: 22 mm | Temple length: 145 mm | Size L | Composition & care: Acetate | Clean lenses with the included microfiber cloth and store in the supplied case.