PITT Artist Pens are famous for combining a modern brush nib design with a tradition of India ink. India ink offers artists odorless, permanent, waterproof, lightfast inks with 58 vibrant colors. The durable nib gives the freedom to create versatile ink brush strokes of broad, medium to narrow with an even application of color. Apply to your stamps for even color and crisp images every time. It's perfect for applying multiple colors to stamps and for use on all types of papers and canvas. The odorless India ink won't bleed through your pages. It is waterproof, lightfast and archival, so your images stay bright and vibrant for many years to come.