Spectrum Noir Aqua Watercolor Markers offer smooth coverage and can be easily diluted and blended with water. Perfect for watercolor style sketching on the move, or for producing stunning background effects and beautiful translucent washes of color. Dual tip pen combines a flexible brush for loose, broad coverage with an ultra-fine tip for outlining and detail. Non-toxic, acid and odor-free. Colors include Peach, Spice, Terracotta, Tan, Chocolate, Sepia, Lime, Olive, Moss, Slate, Charcoal and Black.