Pilot Frixion Ball Knock Click Retractable Erasable Gel Ink Pens，fine Point， 0.7mm Black，Blue，Red，Blue Black Ink， Each 1 Pen- Value set of 4[Product Information]- Enter your model numberto make sure this fits.
- 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
