K2 CLAY BAR is a soft and flexible clay for removing paint stains. which are impossible to remove during normal washing. It thoroughly collects microcracks in the paint. tar. insect traces. road and other dirt. It is safe for all types of varnishes - does not dull or scratch the surface. Recommended for use before polishing. applying waxes and periodically refreshing the paint. It is also perfect for cleaning aluminum rims from stubborn dirt on brake pads. It is easy to mold in your hand. which makes it extremely easy to use.