This self-adhesive laser cut backing will change colors in the range 90 to 95 degrees F – or just below body temperature. At only .005″ thick, it’ll fit nicely under any bumper you put on your phone too. Scientifically proven to make your phone look SIX TIMES better than everyone else's.
Watch as the backing changes color with heat from your hands, pocket, or anywhere else you might stick it. It will even change colors to reveal outlines of it’s inner components while playing music, surfing, or while on a phone call!
The heat sensitive backing’s colors range from black (cold), all the way through red, yellow, and green before arriving at a deep blue (hot).
The heat sensitive iPhone 4 backing is priced at $11.99 and you can get yours from the official website…
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