Introducing the UMR-85E Gel Ink Refill for the Uni-Ball Signo 307 ballpoint pen, featuring next-generation cellulose nanofiber-infused ink. This refill redefines the writing experience with ultra-smooth, clear ink that flows effortlessly across the page. Thanks to cellulose nanofiber technology, each stroke is crisp and vivid, offering a level of clarity that makes your notes and writing truly stand out.
The advanced gel ink dries faster than traditional options, significantly reducing the risk of smudging, even during fast writing or for left-handed writers. Its unique viscosity adapts to your writing speed, preventing fading and reducing ink clumping, ensuring a consistently smooth flow. This ink is also specially formulated for excellent water and light resistance, keeping your writing durable and legible over time, even under challenging conditions.
Eco-conscious users will appreciate that this gel ink incorporates cellulose nanofiber, a cutting-edge, plant-based material derived from pulp broken down into nano-sized fibers. This sustainable innovation promotes environmental responsibility while supporting Japan's forestry industry.
Available in a convenient bulk set of 10, this pack offers exceptional value, making it ideal for anyone who relies on the Uni Ball Signo 307 for work, school, or creative projects. Experience the future of writing with the UMR-85E: a gel ink refill that combines advanced technology, environmental responsibility, and outstanding performance, making every word you write a pleasure.
10 Count
0.5mm Fine Point
Gel Ink (Black)
Compatible with:
Uni-Ball Signo 307 (UMN-307-05)