Artist's Prismacolor Marker Organizer / Time Saver. 24 Markers. Holds 24 Prismacolor Markers. Allows more time drawing and less time searching. Markers can be arranged into color families which allows you to pick whatever you need quickly. You can also compare shades in the same color family to easily find the best one to match your drawing. Weighs roughly 1.5 pounds and measures 11" long, 3" wide, 3" high providing a sturdy solid base for your Markers.