Quality: Our suction cup hooks is made of clear PVC and quality anti-rust stainless steel, it is soft and sturdy, lightweight and waterproof, temperature resistant, will not yellow or lose adhesion over time. Invisible Design: Our suction cups with metal hooks is transparent that almost invisible and blend in any decoration style. The diameter of suction cup is 1.77 inches that have compact shape, each suction cup hooks can hold up to 3lb, great for hanging towels, brushes, keys, wreaths, string lights. Detachable and Reusable: The PVC suction cup is reusable, the metal hooks and suction cups are detachable and can be used separately, you can use the cups without hooks for activities such as crafting. Easy to Use: The suction cup wall hooks don't need tools or drilling, makes installation a snap only few seconds, just press the sucker on the surface for hanging, suction cups has a release tab for easy removal and will not damage your wall. Multifunction: Our clear suction cup hooks can be easily attached to ceramic, window, mirror, glass, metal, fiberglass surface that can decoration your home and save more space.