zlacker

>>ollyfg+(OP)
The secure version of this is much better and the one I use all the time. Doesn't get stuck and is quick to tie and untie.

https://www.fieggen.com/shoelace/secureknot.htm

>>weaksa+F2
Seconded. Been using it for years. So long as you avoid the granny variation, it will not come undone.