These are temporary pins for attaching the clasp of a coin purse. They have wooden knobs that are easy to grip. The needles are about 1mm in diameter, so they can firmly secure even thick fabrics without breaking. Please note that the fasteners may gradually loosen with repeated use. Size (approx.): Total length 2cm, needle part 1cm / Needle diameter: approx. 1mm / Weight: approx. 0.6g per set