The Pilot FriXion Clicker erasable gel pen lets students, teachers, and professionals write, erase, and re-write without damaging documents at school or in the office. Thanks to the thermo-sensitive gel ink, these FriXion erasable pens 0.7mm make erasing mistakes easy for efficient writing when taking notes in class, writing a to-do list, or jotting down your thoughts in a notebook or planner. The pen with eraser leaves no messy residue. Whether you're taking notes in class, bullet journaling, writing a to-do list, jotting down your thoughts, or illustrating a design, these versatile pens are great for creating clean and polished documents. FriXion's smooth, mistake-free writing is ideal for teachers, students, and professionals. Plus, it's the only pen authenticated by the nation's leading Science, Technology, Engineering, and Math (STEM) education organization. The 0.7 mm fine pen point size balances fine and bold lines, ideal for everyday needs. The range includes FriXion erasable gel pens, multicolor, black erasable pens, and erasable colored pens. Refilling your Pilot FriXion erasable pens is simple: twist the barrel, insert the FriXion refills, and reassemble. Dispose of the old FriXion erasable pen refill carefully. Pilot erasable pens open the door to endless creative possibilities for office supplies and school supplies. To erase, use a FriXion eraser. Note: Heat from erasing friction or other sources will cause FriXion thermosensitive ink to become colorless at temperatures >140ºF. To restore color, cool to at least 14ºF in a freezer. FriXion is not recommended for use on legal or official documents.