imSTONE Frixion Erasable Gel Pen Black Ink 0.5mm-FriXion Pen (imSTONE) (Black)

Product Features:
★1: Friction ink becomes transparent. The specially developed magic ink uses
the rubber friction heat principle of the pen tip, and the temperature can
reach 60 degrees to make the ink invisible.
★2: Friction does not leave crumbs. Compared to the traditional use of the
eraser, the friction pen uses the temperature change to make the ink
invisible, so it is clean and free from swarf.
★3: Repeatedly writing and overwriting.
★4:Environment-friendly, healthy and no harm
★5:Clear writing smooth.One nib is writable, another is erasable, can be
identified, or easily remove when not needed.Can be erased by friction of eraser stoppere on the top of each pen, can not erased by other normal eraser.Fit for drawing sign, writing and so on.