The world’s favorite rollerballs for over 20 years. uni-ball Eye pen contain a unique ink flow system that ensures continous flow and high writing performance until the very last drop of ink
- Water proof and fade proof
- UNI-FLOW SYSTEM
uni super ink is the unique innovation from uni. It has ability to withstand water and does not wash away easily.
The “UNI-FLOW SYSTEM” ensures smooth writing performance to the very last drop of ink.
Featured in all uniball pens and most prominently the SIGNO series, Super Ink™ is an archival-quality pigment ink that offers extraordinary levels of water, chemical, and light resistance.
- Acid free
- Permanent ink