Ring metal buckle 1) Any size as customer's request 2) Material: Iron or Copper 3) Thickness of ring: 3MM We are a factory manufacture all kinds of apparel accessories, such as buttons (jeans button, snap button, sewing button, eyelet, rivet ), zipper puller, stopper/cord end, buckles (belt buckle, shoes buckle and bags buckle), decorative chains, letter and metal label and so on. Also we can ...