Noodler's Bulletproof Blue Ghost Invisible Fountain Pen Ink

NEW! Noodlers 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 its 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 Noodlers label, and an outside Noodlers 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.