Cast On is a blend of finely graded aggregates and natural minerals used as a part of the Terrazzi sprayable polished concrete system. It is broadcasted on sprayed Arapido when it is still wet. Cast-On creates a marbleized polished concrete with a creamy salt-pepper concrete look. Cast-on can be blended with various Colorfast colors add natural concrete shades to the flooring surface. This creates unlimited coloring possibilities. Cast-on also imparts abrasion resistance to the flooring surface.