Organize and categorize your art supplies! Keep track of all your colors in one place with 50 single-sided color charts! Perfect for users of colored pencils, artist markers, gel pens, crayons and much more! Enough space to record 2,250 different colors! The best part of getting a new set of any kind of coloring medium is when you try them all out! Color Charts: Color Collection Edition is dedicated to just that! Keep track of each color and exactly how they look on paper, so you always make the right choice when coloring!