Azone Artist Ink is an ink series that reproduce colors inspired by representative works of famous painters in history.- A total of 6 colors variety, from Vermeer, which is characterized by realistic and precise, to Monet, a representative painter of Impressionism.- Also great for drawing with glass pens.Product description:- Qty: 50mm- Water-based ink for fountain pens- Bottle material: Glass- Cap material: PP- Manufacturer: Sailor- Made in Japan