The Sounce phone holder for the car rearview mirror adopts a retractable Four-claw design on the left and right sides, grips each corner of your phone tightly, and prevents dropping. Retractable big three-claw design, firmly fixed to your rearview mirror, keeps it stable no matter on the highway or bumpy mountain road. You can place or take the phone with one hand when driving, easy to adjust the cellphone to a horizontal or vertical screen. It is convenient to answer the phone, play music, GPS positioning during driving, making driving safer and more comfortable. The phone holder adopts a retractable Four-claw design on the left and right sides, grips each corner of your phone tightly, and prevents dropping. Well-balanced keeps stable no matter on the highway or bumpy mountain road. 360-degree rotation design, you can swivel the mount to any angle, so that you can get the best viewing angle. The rotary design makes it fold easily, the arm length can be retractable by 0-5cm, and it doesn't block your view.