Artis Opus - Series D - L DryBrushArtis Opus D Series Brush Size Artis Opus Series D brushes are among the finest drybrushes on the market. Densely packed, rounded heads allow for a greater range of brush strokes, as well as longer lasting brushes and the shorter, chunky handle design gives greater comfort and control. With Series D brushes, you can achieve: Smoother volumes and flat areas Perfect stippling, using the round heads natural fade toward the edges Edge highlighting with