The ball chain clasps suit is good for connecting the ball chain's both ends and forming a loop. Most of the time, it is used on tag chains or pull chains. ||Fit for Ball Chain Diameter: 2.4/3.2/4.5/6mm; Ball chain clasp length: 9,11,13,17.5mm / 0.35",0.43",0.51",0.69"; Material: Stainless Steel; Color: Silver; Packing List: 50 x 2.4mm Ball Chains Clasps, 50 x 3.2mm Ball Chains Clasps, 30 × 4.5mm Ball Chains Clasps, 30 × 6mm Ball Chains Clasps.||Stainless steel material is not easy to rust. Ball chain clasps suit is available in ample quantities and in a variety of sizes, and they can meet your multiple-size needs.||Use scissors to cut between the ball beads to a suitable length. Then fasten the ends of the bead chain with the bead chain clasp.||Please confirm your ball chain or bead chain diameter before purchasing. Also, the ball chain clasp is too small, please leave it away from child.