Express yourself creatively and fearlessly with FriXion Clicker - America's #1 selling erasable pen brand. Thanks to FriXion’s unique, thermo-sensitive ink formula you can write smoothly, erase cleanly and revise repeatedly without damaging documents. Erasing tip located at top of pen, retracts at clip. Fine point 0. 7mm. Black, Blue, and Red ink. 36 pk.