Herbin ink is famous worldwide for its quality, cleanliness and amazing colour range. One of the best ways to use that great colour range is with this fantastic clear rollerball pen from Herbin. The transparent body gives this pen a modern, stylish look, making it ideal for everyday use. The barrel is clear so you can see the ink colour and quantity remaining. Compatible with international standard size ink cartridges. Medium nib. Ink is not included.