<ul> <li>Fits into most cup holders. Just twist the bottom to expand it and keep it tight into the holder</li> <li>About 10 inches tall from the top of the cup holder</li> <li>Round magnet attachment swivels all around the ball for many angles</li> <li>Works with any cell phone or GPS</li> <li>Arm is bendable into many positions</li> </ul>