Our strictly selected adhesive is much stronger than suction cup. No drilling and damage to your wall. Just stick the adhesive on the surface and install the bathroom shelf.100% SUS 304 stainless steel material, never rust, ensuring beauty, durability and great quality of the shower caddy.The 2 side hooks on the shower shelf can be for hanging razor or washcloth, 3 front hooks on the shower organiser can be for hanging sponge and towels, etc.