High-Quality Material: The metal capsule shoelace buckle is made of high-quality metal, sturdy and durable. 30 sets of shoelaces in 3 colors to meet your various needs for different shoesThreaded design: The shoelace buckle adopts a threaded appearance design, which is not easy to loosen after being tightened, and will not slip compared to the magnetic lock buckle.Outer material: Alpaca woolInternal material: metalEasy to use: Just tie the laces, install the screw lock, tie the knot, cut off the excess laces, and tighten the screw lock. Just buckle once, so no need to tie laces.CONVENIENCE: LACELESS SHOE LACE Buckle Quick-tie cordless shoelace buckle It saves you time and energy as you can put on and take off your shoes in secondsWide range of uses: Lazy shoe lace buckles are suitable for men and women, adults and children, especially children. Not only shoelace buckles, but also DIY earrings, bracelets, necklaces, etc.Packaging contents: gold*10+silver*10+black gun color*10