Clairvoyant Slate_Bulletproof Grey Fountain Pen Bottled Ink by Noodlers Ink

 Special Properties:

• Bulletproof: This ink is water resistant on cellulose-based papers and resists all known tools of forgers, including UV light, bleach, alcohol, and other solvents. This ink may still be vulnerable to smearing when exposed to water.
• Eternal: Made to resist the effects of time, this ink is archival, fade resistant, and unaffected by humid or acidic conditions