Watch your phone change color with just the touch of your hand, pocket or anything else with heat that might come in contact with this heat-sensitive phone cover. Features: - Uses thermal sensing color-changing design, the color of the cover changes when the temperature on the cover changes - Simple, comfortable and easy to carry - Adequately protects the device from the normal scratches, dirt, wear and tear - Buttons and ports are easy to access What's in the box 1 x Cover