Formerly Fountain Pen India Ink, this ink maintains the same formula and features but is more appropriately named for its use. This dense black ink features a combination of micro-pulverized pigments and black dyes in a water base. Excellent for use on pen paper, mixed media paper, bristol, film, and board. Can be diluted with distilled water. Compatible with dip pens, brushes, airbrushes, and glass pens. Close cap tightly after use. Do not mix with acids, or use as tattoo ink. Not launderproof. To keep tools in good repair, clean with water or Higgins Pen Cleaner no longer than 1 week after last use. Shake well before use. Made in the USA