Tuffwrap: The iPhone case that will react to heat by changing color

XtremeMac has launched the iPhone covers Tuffwrap named, with a curious feature: its surface will react to heat by changing color.

You can clearly see what we mean looking at the picture above.

It will be available in 6 different colors (though today is only possible to buy 4 of them) at a price of $ 29.99 and is compatible with the iPhone 4 and 4S.

Can do with one from this website .

Technorati Tags: heat , cover , iphone , iphone 4 , iphone 4S , thermodynamics , Tuffwrap , XtremeMac