... Maybe that is in a hurry so sometimes ignored / overlooked. A thorough cleaning of the surface, for example, with alcohol-based PC cleaning wipes, prior to attachment is mandatory. Similarly, there must definitely be a flat surface (no tiles or similar with structure). Then press the hook for a few seconds and no matter what FEST hang it - quietly waiting a couple of hours.
We have placed these hooks in our bathroom because the towels - they really hold bombproof.
