More than a pen, a time machine! The Shark of Ties erasable gel pen allows you to go back whenever you want. The ball on the end acts incognito, removing the thermosensitive black ink without consuming either the paper or itself. Tip diameter 0.7 mm Erasable ink refill available in black Sometimes we're all out of stock. Not your erasable pen, which with the ink erasable gel pen refill by Legami will recharge new energy. 0.7mm Tip