Kathy O.—December 25, 2025
These would not stick at all on anything I tried on glass. I tried in the shower. They obviously need better quality control. If they would have tested it, they would find out that it doesn’t stick to anything even glass or the shower. Read more
Auszacfai—January 7, 2026
they ship these in a vacuumed sealed bag so it mashes the cups flat so they don't stick to anything. What I did is boiled water and dropped them in and boiled them for about 5 min. They change color but they return to their designed shape and seem to work now. We as consumers shouldn't have to take the time to do this. They should work right out to the package. Read more