Uni-ball Zento Fine Rollerball, 0.7 mm, Water-Based, Ultra-Smooth, Reduced Friction, Comfortable Grip, Ideal for Everyday Writing, Blue – Pack of 12

Key specs: 0.7 mm tip for tidy lettering; water-based ink for smooth flow; ultra-smooth, low-friction feed; comfortable grip for relaxed writing; blue ink; sold as a pack of 12 for bulk use.

Expect dark blue lines with a light, gliding feel thanks to the low-friction, water-based ink. The tip maintains a consistent line quality, making it suitable for long-writing sessions without excessive pressure.

Ideal for everyday writing tasks such as taking notes, organizing lists, journaling, signing documents, and drafting quick memos where smooth, legible handwriting matters.

Hold the pen with a relaxed grip, about a 30–45 degree angle to the page. Use light pressure to maintain smooth ink flow, and cap the pen when not in use to prevent drying.

Yes. The pen uses water-based ink designed for everyday writing. It is intended for typical educational and office use and is non-toxic for standard writing scenarios.

Jetstream 0.7 mm uses a hybrid ink that dries quickly and resists smearing, which can be advantageous for fast note-taking. Zento, with its water-based ink, emphasizes an ultra-smooth writing feel and darker line consistency. If you value speed of drying, Jetstream might be preferable; for a glide-rich writing experience, Zento excels.

Pilot Acroball 0.7 mm is another popular 0.7 mm option with its own writing feel, typically featuring a different ink formulation and grip. Zento emphasizes ultra-smooth, low-friction writing with water-based ink, while Acroball may feel different in flow and resistance. If you want a very smooth, effortless glide, Zento is a strong choice.

Yes. A 12-pack provides multiple pens at a lower per-unit cost, making it cost-effective for classrooms, offices, or households with frequent writing needs. It ensures you have spare pens on hand and can reduce overall stocking effort.

While this listing features blue ink, you can explore additional color options on Fepy. For example, black and red versions may be listed separately. Blue variant: https://www.fepy.com/product/uni-ball-zento-fine-rollerball-0-7mm-blue-pack-of-12; Black variant: https://www.fepy.com/product/uni-ball-zento-fine-rollerball-0-7mm-black; Red variant: https://www.fepy.com/product/uni-ball-zento-fine-rollerball-0-7mm-red.

Plain office paper and notebook papers generally perform well, delivering crisp lines with minimal feathering. On very thin or highly absorbent paper, you may notice light bleed-through or show-through, so testing on a small area is helpful if you’re using thin stock.

Zento stands out for its combination of a precise 0.7 mm tip and a very smooth writing experience due to the water-based ink and reduced friction feed. The comfortable grip and reliable flow help with long writing sessions, making it a strong all-purpose choice for everyday notes and quick drafts.