Convenient; Make life easier You can get your shoe on and off in seconds wearing our elastic shoelaces. You only need to install it once and will never need to tie it again. No- tie shoelaces help save your time of tying and untying the traditional shoelaces, but also solve the problem that your shoelaces could loosen during walking, shopping, running, hiking and so on. Its convenient for all people especially for kids and elders who dont want to or struggle to tie regular laces.Supportive Enough;Comfortablelaces are made of zero-memory elastic rubber,which is stable and supportive enough Whether you're walking, running, or climbing. shoelaces are adjustable and can stretch to provide a perfect fit. When you slide your feet inside your elastic lace, they will stretch to allow comfortable entry for your feet. Then, laces will tighten back to hold for a perfect fit. You can tie your elastic laces tightly or loosely depend on your preference.Original metal Locking;No-tie Elastic Shoelace SystemThe unique metal locking is made of kirsite, which is very shiny, Sturdy and durable enough. 6 metal teeth inside to securely fix end of laces better. So you don't have to worry that the laces will often loosen. Wearing fashionable laces, your shoes will definitely be an attractive highlight in the crowd. Just try it go where you want to , reach the height you want to reach.Ease To UseYou can install it quickly. Easy instructions provided. Tie your shoelaces as normal; Leave about 1.2-1.6 inch, length of excess lace; Then open the metal locking with small scissors and Insert each shoelace into the metal locking and the last you just need to press metal locking to complete the installation. You can get your shoe on and off in seconds Once you have completed the installation.*We recommend installing the Laces with your foot in the shoe to ensure a comfortable fit.Ideal Gift For Everyone; Wide ApplicationBuilt for everyone -One size fits most adult and kids shoes as you simply trim off the excess ends. the length is about 39.541.5IN.