Fiber-tip Color Pen produces fine lines. Use vivid, water-based ink for a variety of applications. Ink is certified AP nontoxic by ACMI. Snap-fit cap prevents dry-out. Pentel Arts Markers & Highlighters part of a large selection of office supplies. Pentel Arts Fiber Tip Color Pen - Fine, Bold Point Type - Point Point Style - Assorted Water Based Ink - 18 / Set is one of many Art Markers available through Office Depot. Made by Pentel Arts.