Noodler's Ink The Whiteness of the Whale is a "harpoon-proof" or "bulletproof" pH neutral ink that is waterproof and fade resistant. It is NOT meant for writing on dark colored paper and will NOT show up as white ink on dark paper. Whiteness of the Whale is invisible unless it is exposed to a UV light. Safe for fountain pens of all types, this ink provides archival quality and is 100% made in the USA.
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