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 shoes Threaded 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 wool Internal material: metal Easy 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 seconds Wide 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