***** **********Best Quality Guranteed. *****KID TESTED PARENTS APPROVED Keep your children or other backseat passengers entertained on long drives drive in peace and avoid paying for expensive backseat entertainment systems*****YOUR PREFERRED ADJUSTABILITY Choose having your tablet directly behind a car seat for a single passenger or in between the driver and passenger seats for multiple passengers The ball-head also allows for different viewing angles and for 360 rotation*****TABLET & SMARTPHONE COMPATIBILITY Cradle fits tablets with the bulkiest of cases and any other mobile device between 4 5 to 10 wide securely*****SECURE & STABLE Designed to keep the tablet stable and from bouncing while driving with the strong aluminum shaft*****QUICK & EASY INSTALLATION With no tools required simply twist the knobs to quickly attach or detach the mount to most headrest posts (2 and 7 25 wide)