Specification: Material: SUS 304 stainless steel type. End: Brushed end Style: Contemporary, Modern, Simple Installation Instructions: 1. Make sure the wall is completely clean and dry before installation. Avoid dust, moisture, uneven and porous surfaces such as limestone walls and natural marble. 2.Hold the PVC suction cup with one hand and turn the suction cup base counterclockwise with the other hand until it can no longer turn, so that it is in the pre-assembled state. 3.Remove the plastic protective cover, make sure the PVC suction cup is clean, then push the suction cup into the wall and press the centre firmly to release air. 4.Push the suction cup holder firmly to the right as shown until you hear a "click". Without hearing the "click", the installation will not be performed. Removing tips:To remove the cup, turn the base counterclockwise until it releases and simply pull up on the release tab to release the suction. Reuse:After removing the stainless steel suction cup hooks, just wash with water, reuse after drying. Package included2 x vacuum suction hooks.