Elastic MaterialThe shoelaces are made of elastic band and polyester, the buckles are made of alloy, which are strong and durable. .Convenient DesignThe shoelaces only need to adjust the length and tightness, and tighten the metal buckle, you don't have to worry about the shoelaces loosening. .Metal BuckleThe laces come with a sleek and smooth alloy buckle. The metal buckle can be easily tightened, saving time tying the laces. .Widely used These shoelaces are suitable for sports shoes, running shoes and leisure shoes. Ideal for running, walking, hiking and cycling. .Package Content6 pairs of shoelaces (length: 100cm).