The Uni-Ball ZENTO Flow 3 Colour is a premium 0.5mm multi-pen combining black, red and blue inks in one slim, refillable instrument.
Its signature ZENTO Ink—engineered with POA surfactants—delivers effortless flow with reduced friction and superior control.
The fine 0.5mm nib suits detailed note-taking, studying and colour-coded organisation.
An aluminium grip with metal finishes and movable wire clip complete the minimalist design. Made in Japan. Uses refillable UBR-ZML refills.
- Black, blue and red ink
- Body Material: Metal
- Refillable - (uses Uniball UBR-ZML refills: available here)
- Pocket Clip
- 0.5mm nib
- Made in Japan
About Uniball
Part of the Mitsubishi pencil company in Japan, Uniball have been creating wonderful everyday writing instruments for decades.



