Pigmented India ink that is both acid-free and archival (PH neutral) smudge-proof and waterproof when dry. Faber-Castell PITT ink contains the highest quality pigments for unsurpassed light-fastness. Light-fastness rating and color name noted on on barrel of each pen.
Brush pens are ideal for graphic artists, illustrators, designers and architects.
Perfect for sketching, journals, cartooning, fine-ink drawing, scrapbooking and rubber-stamping.