[header] How to use a clay bar [title] Wash and dry your car thoroughly to remove as much of the dirt, grime, and other contaminants from the surface as possible. [title] Cut the clay bar into three pieces in order to get more use from each bar. [title] Squeeze the clay in your hand until it becomes easily pliable. 
[step] Roll it into a ball and flatten it into a circular shape that is about 3/4 inches (1.91 cm) thick. [title] Spray clay lubricant generously over an area measuring approximately 2 feet (0.6 m) by 2 feet (.