Montblanc Round Eyeglasses offer classic round styling in a refined acetate frame, designed for everyday prescription wear and polished looks. Key attributes: Gray | Acetate | Prescription ready | Progressive lens compatible | Full-rim frame | Demo lenses (replaceable) | Round frame | Shiny transparent grey finish | Full-rim silhouette | Dimensions & fit: Lens width: 49 mm | Bridge width: 20 mm | Temple length: 145 mm | Regular fit | Composition & care: Acetate | Wipe with a soft, lint-free cloth; store in the included case when not in use.