Material: This magnetic phone holder is made of high quality aluminum alloy, which is strong enough to hold your phone security.|Magnetic Base: The magnetic phone holder uses 6*N52 magnet, you can attach it to any metal surface if you like.|360 Degree Adjustable: With a metal ball joint, you can rotate at any angle to view your phone.|Easy to use: Just attach it to the metal surface, and you can use it at anywhere.|Wide Applicability: This gym magnetic phone holder is compatible with iPhone 7/8/X/12/13/14/15/16 and other Android phones.