1)New-type airflow design 2)Universal mounts，work well for ipad and any other 8-11" inches tablet PCs 3)Adjustable length and height 4)Easy to install and remove 5)Rotating upward/downward for different angle NOTE:It may not fit ipad mini，Google Nexus 7 S amsung galaxy tab 3 for 7 inch! Note: Please take off the protect case on your ipad before using it. For the ipad mini， pls put it in vertical rather than horizontal. Compatible with: All tablets 8-11" including Apple iPad 1/2/3/4 air ， Samsung Galaxy Tab， gps system，dvd players etc Package Included: 1 x Universal Car Back Seat Headrest Mount Holder For size 8"-11" Tablet