Iron Pin Backs, with Two Holes, PlatinumSize: about 4mm wide, 25mm long, 5mm thick, hole: 2mm, pin: 0.5mm, about 1000pcs/bag.These iron pin backs have a clasp on the brooch for attaching your brooches easily and more to create a personalized accessory that can be worn on coats, sweaters or hats.
