Tombow Dual Brush Pens feature a flexible brush tip to create medium or bold strokes, and a fine tip to create smooth, straight lines for writing or calligraphy. The water-based ink is blendable, odourless, non-bleeding, acid-free and non-toxic. A precision instrument that’s perfect for fine art techniques.Includes 10 Dual Brush Pens in the following colours: 910 Opal 912 Pale Cherry 942 Cappuccino 990 Light Sand 992 Sand 947 Burnt Sienna 977 Saddle Brown 879 Brown 899 Redwood N15 Black *Colourless Blender Pen not included.