Description This item is a pack of 100pcs clutch pin backs with good quality and material for practical and long-term use. They can be applied in all lapel pins, tie tacks, citation bars, service bars and jewelry making, etc. Such a convenient item will be a good helper for daily craftsmanship. Features - Color: Black.- Material: Rubber.- Size: Approx. 1.1 * 1.1 * 0.7cm/ 0.43 * 0.43 * 0.28 inch (L*W*H).- Easy to use, no tools required.- Fits for all lapel pins, tie tacks, citation bars, service bars and jewelry.- Great replacement for pin clutch backs.- Good for jewelry making and DIY craft projects.Package list: 100 * Clutch Rubber Pin Backs Keepers Replacement Uniform Badge Comfort Fit Tie Tack Lapel Pin Backing Holder Clasp (Black)