Montblanc MB0436S Sunglasses combine a rectangular acetate frame with Montblanc’s signature Nib detailing and a visible inner wirecore, delivering refined everyday sun protection and polished styling. Key attributes: Brown | Havana | Acetate | Rectangular frame | Full acetate construction | Metal Nib icon on endpieces | Visible inner wirecore with Nib Infinity pattern | Dimensions & fit: Lens width: 54 mm | Bridge: 18 mm | Temple length: 145 mm | Composition & care: Acetate (frame) | Bio nylon (lens)