Hone your artistic skills with this set of dual brush pens from Tombow. You can use these pens to sketch, color or write beautiful lettering. With the blender pen, blend these shades for stunning effects. Use the brush tip for paintbrush-like strokes and the fine tip for minute lines and illustrations. Set colors include Crimson, Scarlet, Process Yellow, Sap Green, Sea Green, Cyan, Deep Blue, Brown, Black and a colorless blender. Details: Includes assorted colors 6 packs (10 pens per pack, 60 total pens) Dual brush and fine tips Blendable, water-based ink Long-lasting nylon brush tips Self-cleaning tips Acid free and odorless Conforms to ASTM D-4236