No tools, no drilling, no screws: with the vacuum suction cup technology, suction cup hooks are extremely easy to install: simply position on a smooth surface, apply pressure and turn clockwise.Extra strong suction cup: vacuum suction cup hook has a large suction cup (7 cm diameter), which produces more suction power than other hooks. The suction cup hooks can hold objects with a maximum load of 5 kg. Perfect for hanging your bags, towels, kitchenutensils 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 to the left.Superior quality: the hooks without drilling are made of high-quality TPR + stainless steel against corrosion and rust. The large suction cup is made of high-quality TPR, which has a strong scalability with good air tightness. It still has strong adsorbability in damp environments such as bathroom and kitchen.Multi-purpose hooks: the hooks with suction cup can safely suck on windows, mirrors, glass, ceramic tiles, metal, other non-porous or smooth surfaces. Do not use on uneven porous, curved, rough surfaces. You can use this extra strong suction cup hook in the bathroom, kitchen, living room, office, school, hotel or shop.