Command Shower Hook stands up to hot, wet and humid environments and sticks to a variety of surfaces, including glass, mirror, tile, fiberglass, wood and painted surfaces. Tested and proven to hold better than suction cups, it is easy to apply and come off cleanly without damage. Cleaning is easy - just remove the hook from mounting base on wall, clean caddy with regular household cleaners and slide back on to mounting base. Repositioning is easy with assorted water resistant refill strips. Great for bathroom organization including guest and kid's bathrooms, renters and dorm life.