A set of 12 Richeson St. Petersburg watercolors which come in a wooden slide top box. These are full pan liquid poured watercolors that have been manufactured in a St. Petersburg factory for over 100 years. Liquid pouring watercolors is thought to create the highest quality watercolors possible and is used by watercolor professionals, but is a great set for new watercolor artists as well. The highest quality raw materials are used to make these watercolors to guarantee colorfastness. Colors include yellow ochre, cadmium yellow, cobalt blue, ultramarine, scarlet, burnt sienna, madder lake, burnt umber, yellow green, emerald green, Russian green, and black neutral.