Click Hook Buckle: You just need to put on the lacing, use a shoelace lock to keep them tight, don't worry about loosening the shoelaces, clip the shoelaces like a belt, save your time of tightening the shoelace and loosening it, and never worry that your shoelace will loosen. Hold down the button in the middle, and you can easily emove the shoelaceSafe and Reliable : The unique metal button design and buckle-style double lock ensure your shoelaces are firmly in place, giving you peace of mind every step you takeSave Time and Energy: shoelace buckles eliminate the need to tie, saving you valuable time and energy. Just snap the buckle into place and you're ready to goWide application: Lazy Laces Buckle Suitable for men and women, adults, easier to wear. This also is a great gift, and they are suitable for seniors with arthritis or other disabilities, runners or sports enthusiasts.