This listing is for (1) one Chartpak AD Art marker, with color indicated in the title. Designed for the artist, these xylene-based markers have a single nib that will produce three distinct line widths with a mere shift of the wrist. The unique nib shape gives the user precise control over each stroke, and colors blend easily when wet yet hold when dry. With color-coded barrels and caps. The only Xylene Based marker left on the market.