If you use your PlayStation every day, you're controllers aren't going to look too good after a while. That's why you need to get a PS3 controller case. Oils in your skin can cause stains on your controller, but a case can keep it clean. The best PS3 controllers you can find come in a number of colors and designs, so you can express yourself while keeping your gaming gear clean. There are even cheap PS3 controller cases that add extra functionality to your gaming gear. For example, there is a special case that adapts your motion controller into a gun. That's really cool!