Red Pilot Pen Frixion Round Tip Erasable 0.7mm (Pack of 6) - Erase Your Mistakes by Rubbing with the Block Eraser & Watch the Ink Disappear - Make Sure This Fits by Entering Your Model Number - Check out the store for the full range of 8 colors available in quantities of 1, 3, 6, 12, and assorted packs - Features the original thermosensitive ink, integrated eraser, ergonomic grip, and is refillable - Range of Pilot BL-FR7 Frixion pens with a 0.7mm nib size and a 0.35mm line width