Pilot G2 07 Blue Fine Retractable Gel Ink Pen Rollerball 0.7mm Nib Tip 0.39mm Line Width Refillable BL-G2-7 (Pack Of 6) Pack of 6 pens G2 writes longer than the average of the top branded gel ink pens Contoured rubber grip for writing comfort Smooth writing and smear-proof - retractable and refillable