1. Super absorbent , no trace sticky vacuum sucker. Extract air to provide strong and super strong adsorption. The two suction cups are installed on the rack. 2. No drills, no tools, no screws and no reuse, and you 't have a headache when you need tools or help install shelves. This sucker rack system is easy to install without any tools, and even your child can assemble and install perfectly. You can now put the shelves anywhere you want to go, and remove them easily. Most importantly, the shelves are installed without damaging your walls. 3. It is light but strong enough to stop worrying about rusty pollution. A large enough kitchen to hold the necessities of your bathroom, shower gel, detergent, shampoo, soap, towels, rags, condiment box knife. 4. Wide application suitable for tile, glass, smooth wood, stainless steel and other dry, clean, smooth, flat, non-porous . If the is porous or not smooth, such as rough wood, fabric, etc. please use auxiliary sticker, and then put the sucker on the sucker. This will enhance adsorption and make the system load heavier and heavier, and the time will be longer. size:31.5x11.5x7cm Material:plastic colour:White Package Contents: 1 * shelf 1 * seamless posts Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.