One of the affordable and easy ways of quickly customizing your iPhone 4 is by using skins, not only do these skins change the looks of your iPhone 4 and make it your own, they also provide a good amount of scratch protection. RhinoHyde are a new company that have started making these skins for the back and bezel of the iPhone 4. There are two versions from RhinoHyde, the original RhinoHyde back skins as well as RhinoKolor which are skins made for the iPhone 4's metal bezel.