Features:1.Strong magnetic can not shake off, 60 times stronger magnetic attraction 2.Closed magnetic field without affecting mobile phone signal 3.Can also be used with a shell, can't shake off 4.Small and easy to place without leaving traces5.No wind, no damage to the air outletSpecification: Type: Car Phone Holder Material: Zinc alloy+magnetic+silicone Size:A-3.3cm /B-6.920.5cm Color: Silver, Rose gold, Black,GoldPackage included: 1pc Holder Car Phone Holder