[Application on smooth surfaces]: Our suction cups can be sucked on all smooth surfaces such as windows and glass, ceramic tiles. But water can drop it. [Easy to organize]: The supplied transparent wire and knurled nut facilitate the organization of the kitchen accessories room and the installation of DIY furniture or the care of decorations, etc. [Dimensions]: Diameter: 40 mm, height of M5 thread: 10mm. [quantity]: 8 pieces. [Good after-sales service]: If you have any problems with our suction cups, feel free to contact us. Use in store If you are a shop owner, the LOVEXIU suction cup is perfect for you. If you need to hang a shop panel on the workshop glass, the LOVEXIU suction cup offers you more convenient operation. Use in the car In the hot summer environment, the LOVEXIU suction cup can help hang the sun visor in the car, simply stick to smooth glass. Then you can enjoy a comfortable driving experience. Great kitchen helper If you want to organize kitchen