ZIG® Kurecolor is a system designed for use by graphic designers and professional artists. With it's vast choice of 106 colours you can create endless styles of artwork. They are divided into 9 colour groups (12 colours per group). They are Basic, Brilliant, Natural, Dull, Pale, Deep, Grey Colours, Cool Greys, Warm Grays. Each marker is colour coded on the barrel and on the cap, making the colour you want easy to find without wasting time!