Introducing the Universal Back Seat Headrest Tablet/Phone Mount Holder by Cellet Keep your passengers entertained as your drive with the universal back seat headrest tablet/phone mount holder. This mount was designed to hold your device steady while watching videos as you drive. The back seat headrest mount holder is extremely convenient for long drives. The back seat headrest mount holder provides a 360 degree rotation, which allows you to view your tablet or smartphone in landscape or portrait view. The holder is equipped with soft holder grips to protect your device from any scratches.