Selfies, Presentations, YouTube, Phone calls... We use our Smartphones and tablets in a variety of ways, and at a variety of angles. The Cell Ring attaches to the back of your device and gives you a secure grip no matter what you?re doing! The adhesive will not damage your device and the ring can be gently removed and re-used. The Cell Ring securely attaches anywhere on the device that suits your needs. Any angle is possible with the rotating ring and variable mounting positions.