Montblanc MB0328O Optical Frame combines a refined rectangular silhouette with a transparent blue acetate finish. Designed for everyday prescription wear, it offers a classic, versatile look with reliable construction. Key attributes: Transparent blue | Acetate | Lightweight frame | Prescription-lens compatible | Includes original Montblanc case | Demo lenses fitted | Rectangle frame | Full-rim silhouette | Modern classic styling | Shiny transparent finish | Dimensions & fit: Lens width: 54 mm | Bridge width: 17 mm | Temple length: 145 mm | Lens height: 38 mm | Composition & care: Acetate | Wipe lenses and frame with a soft, lint-free cloth; store in supplied case; avoid exposure to heat and harsh chemicals.