Ostrich Fountain Pen Ink Bottle, Polar Night, Brown-Black
Ostrich ink have been made in Tianjin since 1935. Many say they are the inventors of the pigmented ink that is used widely today.
Polar Night is a dye-based ink that is a brown-black. The ink gives off a slight aroma to match the ink because of ambergris that is added
Ostrich inks are safe for all fountain pens.
These inks are very difficult to find available outside of Tianjin and difficult to import.
45ml Glass Bottle