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.