Brittany P. July 12, 2018 12:54 Updated iOttie Easy One Touch Mounts (Wireless Series and Easy One Touch 4 Series) hold up to 3.5 inches in width Related articles What is the iOttie sticky gel on the suction cup and how is it used? What is the size of the ball joint on the Easy One Touch 4 Series Mounts Will the Easy One Touch 4 Series hold the iPhone 5S? In the video for the iTap Magnetic Series it shows to use both plates inside the case but the instructions say to use only one. Which is correct? Does the Easy One Touch 4 Air Vent Mount work on a circular vent? Comments 0 comments Article is closed for comments.