Zebra Pen Jimnie Rollerball Gel Pens, Medium Point, 0.7mm, 24-Count (20 black, 4 blue) These 0.7mm pens with rapid drying ink technology will make sure that your writing or any other work is free of any smears and smudges Soft, latex-free rubberized grip ensuring that you will have an effortless and fatigue-free writing experience Smooth flowing low viscosity gel ink allows for scratch-free and uninterrupted writing Acid-free/archival quality ink prevents your writing from fading or bleeding on most writing surfaces The see through barrel allows you to see exactly how much ink you have left before you run out and are refillable with Zebra's LH-Refills