The Inky has an ink regulation system like your fountain pen. The tip of the felt-tip pen is made of plastic and has a line width of approximately 0.5 mm. There is a large window through which you can see the ink level. You can write about 2000 m with it. It's great for hand lettering and journaling. The design is really appealing, and the best part: it is made in Germany. , , Check out the Pelikan Inky, it's an ink pen with bright neon-colored ink and guarantees you German brand quality.