This KWZ Blue Black bottled ink is safe to use with a fountain pen.
- Most Waterproof of the IG inks
- 60mL
- Hand made in Poland
Although IG inks are safe to use with fountain pens, avoid leaving them in the pen for extended periods of time, except if the pen is used on a daily basis.
Avoid using tap water to dilute IG ink. Instead, use distilled, demineralized, or boiled water to maintain ink stability.
