Our 8" Link Hack Wallet Chain is a solid, heavyweight steel chain with textured links. A clean look, turned a bit dirtier and darker with our Knight Hack finish,which is a darker, distressed, antique finish. Our hardware (sturdy snap hook and dual wallet hook end-pieces) adds approximately 3" to the listed length of the Wallet Chain. Chain links measure 3/4" X 1/2" with the wire thickness approx. 3mm. 100% Made in the USA.