b'Fineliners & HighlightersPilot FriXion pens are truly unique. FriXion ink erases due to Pilots exclusive thermo-sensitive ink technology.If you need to make corrections on the page, simply erase by rubbing with the FriXion eraser tip as if using a regular pencil eraser.When rubbing, the ink heats up to over 65C and becomes invisible. No mess, no dust, no paper damage and completely erased lines. You can then re-write using the same pen.Write, Erase, Re-write as many times as you like.16'