Integrate metal alloy base, durable, waterproof and anti-corrosion Thickened sponge cushion on the contact surface of the cell phone to relieve friction and prevent scratches After installation, the headrest is fixed and clamped to the headrest metal rod, the fixing screws are locked and clamped firmly, no shaking when driving The fixing frame is equipped with silicone gaskets to increase friction, not only stabilize but also protect the headrest bracket High-strength compression spring, strong tension to make the clamping arm contract, even if the bumps will not be loose 360-degree rotation, horizontal and vertical can be used, with flexible adjustment to a comfortable angle Does not cover the button operation, reserved charging port Suitable for 4.7-7.2 inch cell phones, suitable for 5.5-11 inch tablet PC, 95mm adjustable width, can also be used with phone cases Specifications: Material: Plastic Installation position: car headrest Size: 140x76mm Compatible with: Universal Models Package included: 1 x Car Headrest Holder Other items not included