STRETCH FIT COMFORT - These black elastic shoe laces conform to your feet for a custom fit. Adjustable compression keeps the shoes tight while reduces pressure points to make your feet feel better throughout the day so you can perform your best Definitely a great shoe lace replacementSAVE YOUR TIME: Turn all your lace-up shoes into slip-on sneakers. With UGY no tie shoelaces, you don't need to worry about the laces getting loose again, and these wonderful elastic shoe laces will save you the trouble of tying so that you can spend more time on other meaningful things.SIMPLE INSTALLATION ONE SIZE FITS ALL (KIDS & ADULTS): 120cm high-quality elastic laces, long enough for any lace-up shoes, also can be trimmed to desired length with scissors. Perfectly designed for anyone, runners who want to speed up and athletes to boost their game, These shoelaces can work on boots, work shoes, tennis shoes, sneakers, casual shoes or any other shoes you have.ELASTIC SHOELACES FOR EVERYONE - Not only these shoelaces blend in with your tennis shoes or hiking boots / sandals well, they are ideal gifts for seniors or kids having trouble tying their shoes, or runners looking to speed their triathlon transition up.REMOVABLE TO USE AGAIN: We all value reuse operation. Leave some extra laces before trimming, which will benefit a lot if you decide to try them on another pairs of shoes, or the stretch was simply too much. The best way to open the cord clips is to use a flat head screwdriver, and apply light pressure in between the opening at the top of it with the screwdriver until it pops open.