Copic SKETCH markers
Sketch Markers are the most popular Copic marker. They are excellent for all forms of illustration, design, scrapbooking, fine art and more. They have an alcohol-based ink that is permanent, non-toxic, low odor and acid-free. Sketch Markers have a 3-year shelf life and are guaranteed for color consistency. They can also be used with the Copic Airbrush System.