What is Clay & How to Clay a Car:

There are few things as satisfying as claying a car. Paint is porous and absorbs all sorts of contamination, claying removed those to give you a noticeably smoother paint that you can really feel, and even hear. Its much quicker and easier than many people think, you can also clay your windscreen and clear plastic like headlights. - check out this video to learn what clay is and how to clay your car.