The dual articulating suction cup base is an amazing innovation in suction cup mounting. With the ability to independently articulate each suction cup, this mounting base can be used in a variety of applications such as curved windows and surfaces. Included are extra easy access grip knobs, located on the back of the cradle for quick release of your tablet. The X-Grip cradle is compatible with devices that will fit the dimensions listed below. It is important to verify the dimensions of your handheld device with a case/sleeve/skin when determining the overall size.