The Pilot FriXion Fineliner Erasable Writing Felt Pen is available in 12 bright colours for different uses. It features an eraser on the cap and is comfortable to hold. The pen is equipped with an ultra-resistant tip, suitable for all types of writing and drawings. It utilizes thermosensitive ink, allowing you to write, erase, and repeat immediately. This pen is the only erasable writing pen on the market.