Set of 6 shades of gray from the rich color palette of Koi. With the joining of the tips of two markers, you can easily mix the colors. The ink flows from one point to another. Koi brush markers are ideal for hand-labeling, bullet journaling, illustrations, designs, cartoons, painting, Comic Art, and many other creative applications. Koi markers feature a flexible, durable tip that allows for drawing lines of various thicknesses by adjusting the pressure on the nib. After use, the tip returns to its natural shape. The ink is water-soluble, making it easy to create beautiful color tones by layering different colors on top of each other or blending the points. The ink can also be mixed with water. Use the Koi Water Brush marker with an integrated water reservoir that allows for painting on the go or with other liquids. Available in various editions.