This unique prescription frame, part of the Absolute Comfort line, features a mix of high-quality materials: magnesium alloy/aluminum front with beta-titanium temples for light weight and a comfortable, versatile fit. Plastic end caps for optimal adjustability. Recognizable branding thanks to the original Montblanc emblem applied to both temples. Shape: Rectangular. Material: Metal. Caliber: 54. Bridge: 22. Rod: 150. Material: METAL. Made in: IT. WARNING CALIFORNIA PROPOSITION 65. This product can expose you to chemicals including Nickel (Metallic), which is known to the State of California to cause cancer. For more information go to https://p65warnings. Ca. Gov. California Health & Safety Code Section 25249.6. Shipping eyewear products to US only. For US customers, eyewear products are categorized as Class 1 medical devices by the 21 Code of Federal Regulations (CFR) - Food and Drug Administration (FDA). Baltini ships eyewear orders on a Delivery Duties Paid (DDP) basis.