Pilot Frixion Ball Gel Pen - Fine Pen Point Type - 0.7 Mm Pen Point Size - Red Gel-based Ink - Red Barrel - 1 Each 31552 Pilot FriXion Ball Gel Pen - Fine Pen Point Type - 0.7 mm Pen Point Size - Red Gel-based Ink - Red Barrel - 1 Each 31552 FriXion Erasable Gel Pen allows you to erase and rewrite repeatedly without damaging documents Thermosensitive, gel ink formula disappears with erasing friction of rubber plug eraser on the pen Unique, thermo-sensitive gel ink formula disappears with erasing friction Ink is thermosensitive and disappears with erasing friction