Uni-Ball Gel Impact Rollerball Pen Refill - 2 per pack
1 mm - Bold Point - Black For Uniball Rollerball Pen - 2 / Pack
Sanford Brands Uni-Ball Gel Impact Rollerball Pen Refills are guaranteed to deliver a smooth writing experience. Acid-free ink provides archival quality that maintains the integrity of your writing for years, and is also fade-resistant for thick and vibrant writing. As a bonus, this ink is also water-resistant and will persist through rainy weather or spills.