elasticImportedPolyester[Never Have to Tie Again]: don't let shoe strings slow you down! enjoy your running without trouble of tie shoelaces.[Stretch Fit Comfort]: adjustable compression keeps the shoes tight while reduces pressure points to make your feet comfortable.[One Size Fit All]: ideal gift for whom having trouble tying their shoes (adults, kids, toddlers, women and men), quick to install, easy to use.[Available Choices]: style and color choices available, compatible with kinds of sports shoes, fashion sneakers, canvas shoes, casual shoes etc.[What You Get]: 1 pair (plain black) no-tie elastic laces packages, refund/replacement services if quality issue or delivery damaged. No Tie Elastic Shoelaces, Multi-Color Choices Feature: 1. One Size Fit All - Can be strech up to 72", suitable for kids and adults 2. Stretch Fit Comfort - adjustable compression keeps the shoes tight while reduces pressure points to make your feet comfortable 3. Available Choices - more than 25 style and color choices available 4. Easy to Install - compatible with kinds of sports shoes, casual shoes, fashion sneakers, canvas shoes, casual shoes etc Specification: Product Name:No Tie Elastic Shoelaces Length: 48 inch (120+/-2cm) Material: heavy duty nylon Accossory: heavy duty locks and screwdriver Function: compatible with kinds of sports shoes, casual shoes, fashion sneakers, canvas shoes etc What you get: lock systems elastic shoelaces screwdriver Guarantte: 45 days money back, refund / replacement services if quality issue.