UNI-BALL Zento Water Based Pen Refill Black

UNI-BALL Zento Refill (0.38mm / 0.5mm)

Keep your writing smooth and effortless with the uni-ball ZENTO Refill, designed exclusively for the ZENTO water-based ballpoint pen. It features uni’s newly developed ZENTO ink, offering a soft, low-friction writing experience with clean, consistent lines.

The unique POA surfactant cushion component reduces writing friction by approximately 40% compared to previous models, while attracting particles in the ink prevent spreading and show-through, ensuring crisp, smudge-free results every time.

Specifications:

Ink Type: Water-based pigment ink

Ink Colors: Black

Tip Sizes: 0.38mm / 0.5mm

Made in Japan