In this easy to follow video, we show you how simple it is to clean your headlights. Learn how to clean headlights to take them from yellow and faded to making them clear again. With this video, we will show you an easy method for making headlights clear again. Modern car headlights are made from durable plastic. It's easy to shape, it's shatter resistant, but it's easily damaged by harsh UV sunlight. These solar rays turn the plastic hazy and yellow, and render the headlights useless.