IPOW Upgraded X-Shaped Double Clamp Universal Long Shockproof Arm Phone Car Mount Windshield/Dash With Strong Suction Cup,Cell Phone Holder Compatible With iPhone 8 8 Plus X 7 7 Plus 6Galaxy S9 S8 Compatible EnoughFits almost all phones with phone case like wallet phone case, ring holder, Upgraded Easier to open X-shaped Double ClampUpgraded from July 6,2018.Female can open it with 2 fingers easily,don't need too much strength.Can extend to 3.54 inches at most and holds your phone snugly as your hands do. Upgraded More Easily Adjustable Durable ArmWith thicker and softer embedded aluminum alloy rod which is easier to blend and won't loose its position when driving. Stronger Suction CupThe vacumm suction cup uses stronger better spring lock inside which won't break.It will stick tighter to the wieldshield or dashboard . Upgraded Longer ArmThe arm is 7.6" long while old version is 7.2". Helps you get the best viewing angle of your phone.