This each marker in this set of 9 colors (with a colorless blender pen) features a flexible brush tip and fine tip in one marker. The brush tip works like a paintbrush to create fine, medium or bold strokes; the fine tip gives consistent lines. Dual Brush Pens are ideal for artists and crafters working on coloring, fine art, illustrations, doodling, journaling, hand lettering and more! Colors Include: 755 Rubine Red, 743 Hot Pink, 933 Orange, 055 Process Yellow, 133 Chartreuse, 173 Willow Green, 493 Reflex Blue, 665 Purple, 636 Imperial Purple, and N00 Colorless Blender.Details: Includes assorted colors 9 colors and 1 colorless blender pen Dual brush and fine tips Blendable, water-based ink Ideal for coloring, fine art, and moreBlender pen softens and blends colors, creating a watercolor effect Long-lasting nylon brush tip Self-cleaning tips Acid free and odorless Conforms to ASTM D-4236