Pilot Pen at Nordisco.com
Pilot 77330 FriXion Refills, Black Erasable Gel ink, 0.7mm Fine, Pack of 3
$2.96
FriXion gel ink refills replenish the erasable gel ink in FriXion Ball, Clicker and LX pens. Erase and rewrite the vibrant ink repeatedly without damaging documents - no wear or tear. Patented, Thermo-Sensitive Gel Ink Formula writes smooth and disappears with erasing friction.