M5001 - MATTE BLACK. Matsuda M5001 - MATTE BLACK (M5001.SG.MBK.46) are rimless sunglasses made in Japan, a modern square shape part of the Rimless Collection. They feature matte black lightweight titanium construction with Matsuda signature engraving design, titanium temple and custom nose pads. Made in Japan. Material: titanium. Lens: light brown. Shape: squared. Material: TITANIUM. Made in: JP. 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.