Sapphire Brush simulates the look of drawing and painting by layering brush strokes of different sizes and directions. The style of the effect can be Oil or Chalk with the option to use one of the following brushes: felt tip, splat, water color, stipple, pencil, pastel, sponge, splodge, round, or cubes. In addition to the master controls for adjusting shape, size, orientation, density, etc., there are also three unique controls to each effect style that control the lighting and shading of the brushes.