Uniball PowerTank RT Black Pens 12 Pack, 1.0mm Bold Pens, Ballpoint, Pen Retractable, Bulk Pens, Bulk Ink Pens, Office Supplies, Colored Pens, School Pens, Smooth Writing Pens

As its name implies, the uni-ball PowerTank RT Ballpoint Pen is equipped to perform in extreme conditions. With its incredibly fast, free-flowing ink and a rugged design, this all-terrain ballpoint pen delivers smooth, clean writing even on wet surfaces and in cold temperatures. This pen comes with a textured grip that provides comfort and control in the face of punishing weather. The PowerTank RT also features exclusive uni Super Ink, a pigment-based ink that forms an indelible bond with paper to protect against water, fading, and fraud. These versatile ballpoint pens have a convenient retractable design and are even refillable.