Power Tank Rt Ballpoint Pen, Retractable, Bold 1 Mm, Black Ink, Smoke/black Barrel, Dozen Pressurized ink cartridge works at odd angles and in cold weather or wet conditions. Indelible hybrid ink blends the smoothness and vibrancy of a gel pen with the fast drying speed of a ballpoint. 1.0 mm pens feature a medium tip that delivers outstanding readability. Refillable biro pens have uni Super Ink that protects against water, fading and fraud. These ballpoint pens have a textured rubber grip for work in harsh weather. Retractable.
