Pigmented India ink that is both acid-free and archival (PH neutral) smudgeproof and waterproof when dry.
Faber-Castell ink contains the highest quality pigments for unsurpassed light-fastness. Lightfastness rating and color name are noted on barrel of each pen.
Brush pens are ideal for graphic artists, illustrators, designers and architects.
Faber-Castell Pitt Artists Brush Pens Video