Uni-Ball UBC70129 VISION Roller Ball Pen, Bold 1 mm, Blue Ink, Black/Blue Barrel, Dozen

Capped rollerball needle pens deliver smooth flowing ink, allowing you to create concise and flawless documents with vibrant lines in a rich hue.
Archival-quality ink is perfect for notes, lists, signatures and record keeping.
Uni-Flow Ink System ensures a consistent, delightfully fluid writing experience.
Fade-proof liquid roller pens have uni Super Ink that makes them water and fraud-resistant.
A visible ink supply window indicates the level of ink, so you don't run out unexpectedly.
Durable metal clip ensures that your favorite roller pen is always at hand.