Hardware is 100% stainless steel, chain is blackened titanium. Measures 18” in total length including clasps, resizing/custom sizes available (for details see mythicametalworks.com). This wallet chain is woven by hand in a byzantine pattern from polished blackened titanium, giving it a truly unique look and exceptional strength while also being much lighter than steel. All handcrafted in the US by Mythica Metalworks.