Uni-Ball Rollerball Pen Eye 0.4 mm Black

Designed with exclusive uni-flow ink system, the uni-ball VISION rollerball pen ensures a consistent, delightfully smooth and fluid writing experience. A visible full-length ink window helps monitor ink supply and adds a modern accent. Like all uni-ball pens, the VISION features innovative and archival-quality Super Ink that protects against water, fade, and fraud.