Pilot FriXion Colors Erasable Marker Pen, 24 Colors Set & FriXion Eraser Light Blue with Original Vinyl Pen Case Combines the convenience of a retractable with the incredible FriXion erasable gel ink Erase and rewrite repeatedly without damaging documents - Eraser is at the top of the pen, tip is retractable by pressing clip down Unique Thermo-Sensitive gel ink formula disappears with erasing friction The eraser only for friction was attached the sake [ when you would like to erase broadly ]. With original vinyl pen case!