.25mm Pigma Pen Black

When accuracy, minute details and preservation count, the unparalleled archival quality of Pigma Micron pens makes them everyone's first choice.  The first disposable technical pen using archival pigmented ink, this pen is selected for find-point technical and artistic applications.  Features: archival quality ink for use in acid-free environments, chemically stable, waterproof and fade resistant, no smears, feathers, or bleed-through on most papers.