Let's talk about how to solve the problem that hook and loop is not sticky. There are two main reasons for this problem. First: Since the surface of hook and loop is stuck with a lot of impurities in the material of the shoe, hook and loop will lose its adhesion at this time. This situation is very easy to solve, just need to pick up the impurities on the hard surface of hook and loop with a sharp tool, so that hook and loop can return to normal. Second: the product quality of hook and loop itself. The glue on the top is not sticky. In this situation, you need to replace this non-stick hook and loop with a sticky one. You can find one from old clothes or old shoes. Of course, you can also buy a new seam to a non-stick surface.
If you can't solve it yourself, you can find a professional shoe repairer to help you, and he will solve the problem soon.
Date of occurrence: 2019.4.12