DJS1110 Features: * Vehicle seat-mate mount * Material: High strength composite and powder coated marine grade aluminum * Compact, portable, amazingly strong and no tools required * Able to transform most any passenger seat into a workstation, simply unpack the mount from the compact bag, unfold the legs, and buckle it in * Truly innovative in design, this product is able to actively hold onto the seat and stabilize itself * For anyone who needs a temporary mobile workstation, this mounting solution is absolutely perfect * Ball size: 1"" Rubber ball "B" size * Designed to hold the following devices: Apple iPad wi-fi 16GB, 32GB and 64GB and Apple iPad wi-fi + 3G 16GB, 32GB and 64GB