You'll be amazed at how well it all holds thanks to our proven suction cup design. No tools, no drilling required; just place it on a smooth, flat surface, apply pressure and you're done. It doesn't involve damaging walls in any way, it can be easily detached and moved to another location. Want to install a handy corner caddy in your shower or kitchen-without gluing or drilling holes in the wall? Use it to organize your shampoo, soap, brushes, bath towels, paint brushes and more. Keep your essentials within reach while showering.