Get this 360 Car  Air vent Mount Holder Cradle For Cell Phone GPS. It is a [Stable and Firm] The two sides  clamp your phone tightly and would not make any noise when sudden braking or driving on a rough road. It is such a perfect phone mount that no magnetic pad affects wireless charging.
Telescopic arm can extend from 3-6.5inch mobile phone navigation and pivot up or down for optimal viewing height. Prevent from blocking your view while driving.[Extensive Compatibility] Perfectly fit for all smart phones from 4 to 6 inches like iPhone X /8 /7 /6S /6 /Plus /5S, Samsung Note 9/ Galaxy S9/ S8 /S7 /S6 /Edge S6 /S5 /S4, Huawei Mate 10/ P10/ 9 Pro, LG G6/ G5/ V20 /G3.
Features: Multiple Fixations can be Rotated 360