Pilot FriXion Point Refills 77344 FXPR3BLU, 0.5mm Extra Fine Point, Blue Gel Ink. Fits FriXion Point Extra Fine Erasable Gel Ink pens. FriXion Point ball pens have a unique Thermo-Sensitive Gel Ink Formula that disappears with erasing friction. Rewritable-erase and rewrite repeatedly without damaging documents - No wear or tear! Extra fine point 0.5mm. Writes smooth erases cleanly. To order pens use number P1A31574.