With this Car Air Vent Phone Holder, teens can keep track of their phones while driving without taking their hands off the steering wheel. The 2 1/2" x 1 3/4" metal plate adheres to the back of a phone with adhesive and a 1 3/4" diameter magnetic mount attaches easily to an auto air vent. Attach the phone to the mount for easy, hands-free use. When you add your custom one-color imprint to the metal plate, you can personalize it for your school or event theme. This custom phone holder makes a great addition to your school store or fun keepsake of Prom or Homecoming.