With a Pilot FriXion Ball Erasable Gel Ink Pen in hand, you can erase and rewrite repeatedly without damaging documents. Designed for smooth writing, these pens use thermo sensitive gel ink that disappears with simple erasing friction. Write, Delete, Repeat! An erasable pen that finally works! Available in a 3-pack containing 1 each of: Black, Blue, Red. Please note: These pens are not recommended for use on legal or official documents.