Montblanc Optical Frame: a lightweight round acetate design that pairs an injected front with metal temples for refined everyday wear. Key attributes: Brown | Havana | Acetate | Lightweight construction | Comfort-oriented design | Injected front | Flat metal temples | Injected end tips | Includes original case | Round frame | Full-rim silhouette | Snowcap emblem on temples | Dimensions & fit: Lens width: 50 mm | Lens height: 43 mm | Bridge width: 21 mm | Temple length: 145 mm | Composition & care: Acetate