Custom-Feel Comfort – If your fancy turning your annoying lace-ups into comfortable slip-ons, Diagonal Shoe Easy Laces were made for you! A pleasure to use and a breeze to install, these locking laces make your shoes more comfortable than you could have ever imagined!.No Sense Of Tightening – Stretchy enough to allow your feet to breathe, the quick shoe laces provide optimal support all round, with no rigidity and pressure points. It makes the bungy laces with locks perfect for running, jogging, walking, fitness, cycling, gym, and other activities..Fit All Shoes And Sizes – Long enough for XL (43.3 inches), Diagonal One tieless shoelaces can be trimmed to fit all kinds of sizes and shoes. Sneakers, trainers, converse, boots, sandals, adidas, athletic, running or casual shoes – you can turn them all into trendy slip-ons!.Made To Last – Made from strong nylon with a natural elastic core, Diagonal One Race Laces always seem to outlast your shoes. With a locking system with stainless steel spring and plastic-coated tie ends, these speed laces are probably the most durable shoe ties on the market!.Satisfaction Guarantee – Diagonal One Elastic Shoe Laces are crafted with a lot of care, using only the finest materials. If you don’t absolutely love your quick locking shoe laces, just send the quick laces back for a full refund or replacement!