Features:- 1. The suction cup is suit for smooth, flat, such as ceramic tile, smooth glass, mirror stainless steel . If the concave and convex surface little than 1 mm , it will automatically fill 2. No Glue No Drill NO Damage. vacuum suction hook is removable and creative. 3. Outstanding bearing capacity rack, can bear more than 2KG. 4. No trace Removal and Reinstallation. The suction cup can be washed, and can be reused after drying 5. Instructions:- 1. Ensure the surface is smooth, do not install on the uneven surface. 2. Choose the place you want to apply, clean up the ash and grease, keep it dry and clean. 3. Tear off the back protect film of the suction cup. 4. Put the suction cup fit close to the wall and press the it to fix the position. 5. Rotate counterclockwise to remove the product. 6. Press the suction, push out the air. 7. Install the assembled body, Rotate clockwise to Tightened the cover.