Uni-Ball Rollerball Pen, Gel, Fine Point, .7Mm, 12/B, D.Be/Bk Ink (40173DZ) Uni-Ball Jetstream Gel Rollerball Pens Fine Point Type - 0.7 mm Point Size - Refillable - Black Pigment-based Ink - Stainless Steel Barrel - 1 DozenUnites the smoothness of a gel and quick-dry of a ballpointPigment-based ink contains particles that form a bond that can't be broken to prevent check washingBlue barrel; refillableInk is smearproof, quick-drying, fade-resistant and water-resistant0.7 mm point; Black ink Uni-Ball 40173DZ