iPhone 4 color changing backingRF Laserworks, a company that specializes in producing “Laser-cut Awesome” protective coverings for the iPhone, has created a heat sensitive iPhone 4 backing that changes colors. The colors range from black to red to yellow to green depending on the level of heat exposed to the backing.

You can purchase the color-changing, trippy covering for $11.99 on the RF Laserworks website.

[via: Fancy]