Magical Nano Suction Technology Millions of micro suction cups create a huge vacuum that creates powerful suction and bathroom suction cups hold tremendous weight. Holds 5kg. Made from high quality TPU materials, the bathroom suction hook is sturdy and durable. Surface plating makes it more resistant to fading, corrosion and high temperature. Therefore, they are suitable for damp and warm areas, such as kitchens and bathrooms. The multi-functional suction cup towel hook is perfect for hanging all kinds of items such as coats, towels, dresses, hats, handbags in the living room, bathroom, shower, kitchen, for tile, glass, vinyl and all other non-porous surfaces. Easy to install, no damage need to drill holes in the wall. No screws or nails needed. Simply remove the back protector, place these suction cup towel holders on the desired surface, and press the suction lock lever to create a vacuum. The removable and reusable nano glue is easy to remove and can therefore be removed and reused several times. To remove or reposition the suction cup, simply pull individually on its release tab to break the suction.