Koi Colouring Brushes have a flexible brush tip with which you can simply draw lines of various thicknesses. The ink is water-based and enables wonderful colour gradations to be created. · The Koi Blender is the best tool for mixing colours and to create fading swipes · Use the tip of the brush pens to put colours on a plastic palette · The ink will not dry so you can absorb the colours by using the Koi Blender · Use the Koi Blender as a brush by taking some colour from the palette and putting it on the paper · Start where you want the darkest colours and keep going until you get the desired effect · Another effect is to push the tip of one or more Colouring Brush Pens against the tip of the Koi Blender and it will absorb and blend the colours! · To clean the tip, keep drawing on a piece of paper until all the ink is disappeared · Made in Japan