●Metal S-type Buckle Fashion Mini Snap Hook Necklaces Connectors For Leathercraft Garment Bag Key Ring DIY Jewelry Finding ●Adjustable Metal Buckles It can adjust to your bag chain, you can use it shorten or extend your bag chain as you like. ●Excellent for connecting two zipper sliders on backpacks, duffels, and suitcases. ●Ingenious design classic double headed design, which can tightly fasten both ends of the necklaces or bracelets, and they can easily add additional length to your jewelry. ●Wide usages the extenders are suitable for jewelry repair and assorted jewelry making projects,such as chains, necklaces, bracelets,anklets