NO TOOLS, NO DRILLING, NO SCREWS: Thanks to vacuum suction cup technology, the CISSIYOG suction cup hook is extremely easy to install: simply place it on a smooth surface, apply pressure to push out the air, and squeeze downward.. EXTRA STRONG SUCTION CUP: Vacuum suction cup hook has a large suction cup (7cm diameter) that creates more suction than other hooks. The suction cup hooks can hold items with a maximum load of 5kg. Perfect for hanging your bags, cloths, towels, kitchen utensils and bathroom accessories. REMOVABLE AND REUSABLE: No marks, no sticky residue, no surface damage after removal. 1 second to remove: The only thing you need to do is turn the suction hooks upwards. STABILITY AND DURABILITY: CISSIYOG suction hooks extra strong are made of user-friendly silica gel and clear premium PVC & durable plastic material, impact-resistant, odor-free, child and pet safe. You don't have to worry about them breaking or rusting like other hooks on the market. MULTIPURPOSE SUCTION CUP HOOK WITHOUT DRILLING: You can use it for any smooth surfaces, such as marble, steel, tiles, glass and other smooth surfaces indoors. Ideal choice for hanging coat, towel, bag, kitchen appliances, keys, hat, scarf in living room and other daily use items. Note: The hooks cannot be attached to rough surfaces.