

🖋️ Write smart, write smooth — elevate every stroke with Zento.
The uni-ball Zento Gel Ink Rollerball Pen offers a premium writing experience with a 0.7mm medium tip delivering ultra-smooth, precise lines. Its quick-drying, vivid black gel ink prevents smearing, ideal for fast note-taking and professional use. Designed with a sleek, minimalist barrel made from 76% recycled materials, it combines eco-consciousness with comfort via a seamless soft grip and a durable spring-loaded clip. Available in calming Zen-inspired colors, this 12-pack pen set is perfect for millennials seeking style, sustainability, and performance in their everyday writing tools.




| ASIN | B0D9CR9V9V |
| Best Sellers Rank | #6,055 in Office Products ( See Top 100 in Office Products ) #172 in Gel Ink Rollerball Pens |
| Brand | uni-ball |
| Closure | Retractable |
| Color | Black |
| Customer Reviews | 4.7 4.7 out of 5 stars (306) |
| Date First Available | 24 October 2024 |
| Grip Type | Ribbed |
| Ink Color | Black |
| Item Weight | 141 g |
| Line Size | 0.7mm |
| Manufacturer | Uni-ball |
| Manufacturer Part Number | 70665 |
| Material Type | Plastic Liquid Ink Gel |
| Model number | 70665 |
| Number of Items | 12 |
| Pencil Lead Degree (Hardness) | HB |
| Point Type | Medium |
| Product Dimensions | 0.76 x 1.27 x 19.3 cm; 140.61 g |
| Size | 1 Count (Pack of 12) |
T**O
Seen some online reviews and they were really impressive. The pen isn’t that good as they say but it’s really good tho. I like it
T**R
LDR: Super-smooth, quick-drying black gel ink in an aesthetically pleasing, comfortable, and environmentally conscious barrel. A top-tier choice for effortless, smudge-free writing. I recently purchased the 12-pack of Uniball Zento Gel Ink Rollerball Pens because I was in the market for a reliable, super-smooth pen for long-form note-taking and journaling. My initial impression was excellent: the sleek, minimalist design is immediately appealing, and the moment I put the pen to paper, the writing experience was noticeably superior. The "medium point" (0.7mm) combined with the new liquid gel ink formula promised an effortless glide, and it absolutely delivered. In real-world use, the Zento pens truly shine. They perform consistently without skipping, delivering a dark, uniform black line that makes handwriting look crisp and clean. The biggest standout feature is the ink's quick-drying property. As someone who writes fairly quickly, smearing is a constant issue with gel pens, but the Zento ink dries so fast that it's virtually smudge-resistant, which is a massive win. The seamless soft grip is comfortable and helps prevent hand fatigue during extended writing sessions. The barrel itself, made from 76% recycled material, adds an unexpected layer of satisfaction to the purchase. The only minor point of consideration is that the black ink, while dark and vivid, is sometimes described as slightly lighter than the deepest black of some other Uniball lines, but this is a very fine distinction. Pros Super-Smooth Writing: The liquid gel ink provides an effortless, non-scratchy writing experience. Quick-Drying Ink: Significantly reduces smudging and is excellent for fast writers and left-handers. Comfortable Grip/Design: The minimalist barrel with a seamless soft grip is comfortable for long-term use. Eco-Friendly Barrel: Made from 76% recycled plastic, aligning with environmental consciousness. Strong, Functional Clip: The spring-loaded wire clip is durable and easily attaches to notebooks or pockets. Cons Ink Blackness: Some users find the black ink, while very good, is not the absolute deepest shade of black compared to some other premium gel pens. Refill Availability/Compatibility: While the pen body is refillable (often taking other Uniball refills), the specific Zento refill may not be as universally available as others. Verdict The Uniball Zento Gel Ink Rollerball Pen is an absolute winner and easily warrants a 5-star rating. It is best for anyone who values a remarkably smooth, quick-drying, and consistent writing experience for everyday use, professional work, or intensive note-taking. If you've been looking for a reliable, smudge-free pen that is both aesthetically pleasing and comfortable to hold, the Zento is well worth the price.
J**N
Perfeitos
T**Y
You will fall in love with how well they write and feel in your hand. Definitely recommend for an everyday pen.
M**S
A practical well balanced and executed pen.
Trustpilot
2 months ago
2 weeks ago