CLAY BRICK SURFACE CLEANERThe Masterson's Car Care Clay Brick Surface Cleaner is a revolutionary synthetic clay bar system designed to eliminate tough contaminants like overspray, brake dust, rail dust, pollution, and oxidation. It leaves your vehicles paint feeling as smooth as glass. Unlike traditional clay bars, this reusable clay brick can handle multiple vehicles and can be easily washed and cleaned if dropped on the ground. The flexible, easy grip design adapts to curves