【Statement:】These plates don’t have any magnet. They are just replacements compatible with magnetic car mounts.
【Package:】4 pack. Black X2(1 rectangle and 1 round). Silver X2(1 rectangle and 1 round).
【Dimension:】The black rectangle is 2.56″ X 1.77″; The silver rectangle is 1.97″ X 1.46″; The round ones’ diameter is 1.57″.
【Compatibility:】Fit for all kinds of magnetic car mount holders.
【Usages:】Stick to the back of your phone or put it between your phone and the case. Strong adhesive has been pre-applied on one side of the metal plate.