Excellent CompatibilityThis holder compatible with all 4.7-12.9 inch tablets and smartphones, the internal anti-slip rubber and the clamps equipped with EVA soft environmental protection material keep your device stable and safe! Flexible Design360 degree rotation allows you to rotate any angle you want. You only need to adjust the expandable leg of the rear seat headrest mount for instant installation.Convenient and ConvenientThe universal headrest mount allows you to watch movies, read, play games and music hands-free on long car journeys hear and keep your baby entertained on car rides.Quickly Installed You can easily and quickly install this holder on your car headrest. The buckle provides a strong gripping force and firmly holds the headrest without fear of rough roads!