Pen: Frixion Black .7mm
- Write, Remove and Rewrite.
- New thermo sensitive gel ink that disappears with friction using the rubber tail tip on the pen with no residue and no tearing of paper.
- Smooth writing gel ink.
- Available in fine point.
- This product is not recommended for signatures, examination papers or official documents.
- If pen is exposed to extremeheat (>= 60C), the ink will disappear.
- To restore colour, cool to at least <-10C in freezer and ink will reappear.