Pilot FriXion Clicker Erasable Roller Gel PensFriXion is America's #1 Selling Erasable Pen brandFriXion is the first and ONLY pen brand authenticated by STEM.orgWrite, erase and rewrite repeatedly without damaging documents. No wear or Tear!Unique, thermo-sensitive gel ink formula disappears with erasing frictionEraser is at the top of the pen; comfort grip, retractable and refillable for continued useIncludes 8 fine point (0.7mm) assorted Erasable Gel ink pensBlack, Marine Blue, Lime, Apricot Orange, Orange, Salmon, Burgundy and Lavender inks