or dip pens. India ink is drinking water soluble, even so you will find water resistant India ink, which has shellac inside the mixture. The colours are lively and long term, so they won't fade with time. The inks dry swiftly and is not going to smudge or bleed https://elliottgkbw.bloggazza.com/35860578/details-fiction-and-ink-drawing-for-beginners