STABLE AND DURABLE HOOKS: Using high-strength clear plastic PVC material and high-tech locking technology which makes the razor hooks not only environmental and aesthetic but also powerful and stable. EASY TO USE: No tools, no screws, no nails The shower hooks are easy to install and remove without damage your wall. Just choose a total smooth surface then push the suction cup on the surface and pull down the hooks to lock. Finished. WIDELY USE ON SMOOTH SURFACE: The powerful suction cup hooks can hold up to 6.61lb. You can hang towel, loofah, sponge, bathrobe on the suction shower hooks ; hold Spoon, washcloth, apron on the kitchen towel hooks. REMOVABLE AND REUSABLE: No trace without sticky residue or stains after your remove the powerful suction hooks. Soak the shower razor hooks into the warm water ( 50-60), it can be a new one after drying and then you can use it again. WARM TIPS: Our vacuum suction hooks securely stick on windows, mirrors, glass, metal, ceramic tile, or any other non-porous surface, BUT the wreath hooks not work well on rough matte surface