Watercolor sets contain the materials needed to create watercolor illustrations, including a guide. Both sets were designed by artists May & Berry. Each set contains 5 ABT Dual Brush Pens water-based markers with a fine tip and a brush tip. Colors can be watercolored and mixed. Each set also contains complementary products: a palette for mixing colors, a water tank brush (empty) for applying colors, a MONO 100 pencil for sketching, a MONO dust CATCH eraser for clean and precise erasing and a black MONO drawing pen for outlining.