To buy: $23 (was $30); amazon.com. Installing it doesn’t require any tools, drills, or unsightly suction cups that lose their grip over time. You simply clean the wall, affix the adhesive film, hang the shelf, and wait at least 12 hours before placing any products inside. “I was looking for a way to get everything off the small ledge of my combined bathtub/shower and this shower caddy was the perfect fix,” one reviewer said. “It is very attractive with the non-rust silver metal. I followed the instructions and it was easy to install on the back wall of my shower. The shelf holds all we need and the hooks are great for hanging up our shower pads and poofs. This is very functional for my compact bathroom that four people share.”