Montblanc Eyeglasses. Series number: MB0010O. Color code: 005. Shape: Square. Lens Width: 53 mm. Lens Bridge: 20 mm. Arm Length: 150 mm. Frame Material: Acetate. Frame Color: Black. Lenses Type: Demo. Rim Style: Full-Rim. UPC/EAN code: 889652228600. Montblanc Demo Square Men’s Eyeglasses MB0010O 005 53. Manufacturer’s Packaging Included. Packaging Size And Color May Vary.