Material: Aluminum, durable. Practical: The top shelf is convenient for you to place your phone. It is very convenient. Sometimes when you enter the bathroom and don't know where to put your phone, this product solves this problem well. It is very safe to put the phone on it when there is no water. Easy to install：We recommend hanging things 48 hours after installation. And clean the wall first, then apply glue to the back, after sticking the self-adhesive hook to the wall, press for a few seconds to completely fix the hook to the wall.