Xpand No Tie Shoelaces System with Elastic Laces - One Size Fits All Adult and Kids Shoes Polyester elastic with locking anchors closure 0.5" high 4" wide SIMPLE AND COMFORTABLE: Never tie your shoes again. Simply install your Xpand Lacing System with the desired tension and slip-on with no hassles day after day. Its like combining memory foam and shoelaces! WORKS FOR EVERYONE: Over 200,000 units sold with satisfied users from all over the world. No tie laces are great for Runners and triathletes, walkers, hikers, bikers, kids, elderly, handicap, people with feet that swell, individuals lacking fine motor skills and everyone in-between. FLAT NOT ROUND: Other no tie systems on the market utilize round shoelaces that simply dont supply the comfort that our zero memory flat elastic no tie shoelaces provide. Other systems also require bulky objects that require constant attention and adjustments. LACES LOCKED IN PLACE: Xpand Lacing System locks your laces in place and does not require any adjustments after your initial install. This means you simply slip on your shoes day after day without any hassles or frustrations during activities. 100% SATISFACTION GUARANTEED: Xpand guarantees you will love your lacing system and the quality of Xpands products. They work in sub-freezing temperatures and extremely hot temperatures without compromising performance.