50ml square glass bottle of Sailor Seiboku Pigmented Blue Black fountain pen ink. This pigmented blue-black ink is a favorite of artists and sketchers for its water resistance.
- Bottled Ink
- Bottle Material
- Bottle Opening Diameter
- 20.6mm (0.81in)
- Fast Drying
Whether or not the ink contains glittery particles.
- Freeze Resistant
Whether or not an ink is specially formulated to better withstand freezing temperatures.
- Iron Gall
Ink made from iron salts and tannic acids. Though quite permanent and waterproof, these inks are typically known for causing chemical corrosion to metal pen parts (especially the nib) and should be used sparingly or with less-valuable pens.
Whether or not an ink is specially formulated to increase flow in your pen.
Whether or not the ink contains finely-ground solid particles in liquid suspension.
- Water Resistant
Whether or not the ink, once dried on the paper, will resist being washed away with water.