uni-ball UM-151S Signo Gel Grip Rollerball Pen - 0.7mm - 3 x Black, 2 x Blue, 1 x Red - Pack of 6

The Signo Gel features a rubber grip that provides comfort when writing for long periods of time. Each pen contains black, blue or red ink and has a 0.7mm nib that writes a 0.5mm medium line. The gel ink in this pen is super smooth and has vivid pigment providing no skipping or blobbing making them ideal for everyday use. Each pen contains Uni-Ball’s Super Ink which is not only water and light resistant "Tamper-Resistant", meaning that the ink cannot be washed off using chemicals and solutions used by people to fraudulently modify documents. These pens have a window incorporated into the barrel design to show you when your ink is running low.