Size: 5cm diameter circle. Includes 20 hook pads and 20 wool pads to meet various daily needs. Strong adhesion: The hook surface and the wool surface are glued with 3M adhesive, which is not easy to fall off and has strong adhesion. Reusable: Can be used more than 600 times. Remove after firmly fixing, without leaving any sticky residue, ensure that the surface is clean and in good condition. Easy to use: It can be cut to the length you need, tear off the release paper, press the hook and loop tape, and you can use it for a long time. Wide application: Suitable for applications that require continuous separation and connection of components. It is an ideal substitute for screws.