This ink is all U.S. made and boasts Archival, Anti-Forgery and Anti- Feathering features -- what the manufacturer calls Bulletproof. 3 oz. bottle of Noodlers ink in EEL BLACK. Eel inks are designed with a lubricating quality that improves the flow for some temperamental vintage or new pens. The product is new, current. 2ml samples of 8 of our most popular water resistant black fountain pen ink colors . This set includes: De Atramentis Archive Ink, De Atramentis Document Black, Noodler's Bad Black Moccasin, Noodler's Black, Noodler's Black Eel, Noodler's Heart of Darkness, Noodler's X-Feather, and Platinum Carbon Black. bring May flowers - then butterflies and a renewed sense of awakening. We fold in April for BARCC, Boston Area Rape Crisis Center. In just a few days we've already had a wonderful response from our Black Ink customers, thank you for your generous donations! We'll keep you posted and in the meantime enjoy the longer.