uni-ball Gel Impact Rollerball Pen Refills

Refill for Sanford Uni-ball's Gel Impact provides an ultra-smooth ink flow. The 1.0mm refill features acid-free, water-resistant and fade-resistant ink for thick, vibrant writing.

uni-ball Gel Impact Rollerball Pen Refills - 1 mm, Bold Point - Black Ink - Acid-free, Water Resistant, Fade Resistant, Super Ink - 2 / Pack