The Winsor & Newton Professional Water Colour in French Ultramarine offers reliable pigmentation in a half pan. This artist watercolor belongs to Series 2 and is characterized by the Permanence A rating for high lightfastness. The 1/2 pan format is ideal for existing watercolor sets, working in the studio, or painting on the go. The French Ultramarine shade enables brilliant blue mixing results and shading on watercolor paper.