If a simple bead is connected to a lace in a special way, then the laces will no longer be accidentally untied or tangled. With a bead, it will be much easier to use shoelaces.
The video shows everything in detail. https://www.youtube.com/watch?v=YC6Gx58wAko
It is best to use a special bead with a curved hole. Here I post beads with holes 5mm and 6mm.