FeaturesRollerball pen erases cleanly by friction-generated heatUses the same ink to write and over-writeFine 0.7mm tipThis product is not recommended for signatures legal documents or examination papersVioletThe Pilot FriXion Erasable Rollerball Fine (Pack of 12) allows you to erase ink as easily as you would a pencil mark!  Simply use the eraser on the end of the pen to remove ink via friction generated heat. The smooth ink flow prevents blots and bleeds from ruining your page. An ergonomically designed grip provides comfort in use, even over protracted periods of writing. This pack contains 12 violet pens.