Noodler's Bulletproof Blue Ghost Invisible Fountain Pen Ink
NEW! Noodler's Permanent Blue Ghost Invisible Ink. Safe for use in all Fountain Pens... When you want to write something no one else should see -- under normal light it's invisible, under a black light visible... New 3 oz. bottle... This ink is new, current product directly from the manufacturer. The bottle is glass with a distinctive Noodler's label, and an outside Noodler's box. Ink is all U.S. made and boasts Archival, Anti-Forgery and Anti- Feathering features. The ink is specifically designed for fountain pen use.