1. VERSATILE COMPATIBILITY This phone holder features an innovative mounting system that greatly expands its capabilities. The holder easily mounts to most standard rear view mirrors. Please measure the height of your mirror before as the bracket is only suitable for mirrors with a diameter of no more than 68mm and no less than 53mm. If any of the dimensions do not match, the handle will not fit. 2. Stability Thanks to the innovative way of attaching to your car mirror, you avoid the wobblest part of most other car mounts the arm. This is usually responsible for the vibration of your smartphone, which makes it much more difficult to use while driving. By eliminating this part, this mount makes your phone as rigid as a car mirror. 3. Safe Driving The 360degree multifunction car mount is designed so that your phone or navigation device does not cover the windscreen. You know how many blind spots you have in your car where you literally can't see anything why add another one by attaching a regular car mount? With this attachment method, this problem is effectively eliminated. 4. Reliable Workmanship The car mount for the rear view mirror is made entirely of extremely durable plastic. It offers adequate resistance to mechanical damage, which translates into a long service life. Strong arms always provide the right pressure, so you don't have to worry about the phone falling out the arms press themselves.