Spectrum Noir Illustrator Dual Nib Alcohol Markers use the same colour chart as the original Spectrum Noir alcohol markers. Every Illustrator marker shows the original coloring system cross reference on it's cap. Offering an entirely new and exclusive nib combination these pens are perfect for existing Spectrum Noir users who want to develop their skills, as well as appealing to new colorists. Illustrators alcohol based dye colours give unbeatably smooth coverage with just the right see-through for seamless blending. With a unique combination of Brush and Super-fine nib making it ideals for natural linework and detailing. With a super-fine nib for precision and accuracy in coloring and a brush nib for versatility and extra control in your work, these markers are perfect for every papercrafting project.