Montblanc Round Sunglasses combine a lightweight rimless Hyperlight construction with grey bio-nylon lenses for low‑profile everyday sunwear. Key attributes: Silver | Grey | Metal | Lightweight construction | Compatible with prescription lenses | Tubular metal temples with injected tips | Rimless Hyperlight construction | Round (pantos) shape | Snowcap emblem on temples | Dimensions & fit: Lens width: 51 mm | Bridge: 20 mm | Temple length: 145 mm | Lens height: 46 mm | Composition & care: Metal | Bio nylon | Wipe lenses with a soft microfiber cloth; store in the supplied protective case.