Box of 12, Pilot G2 05 Red 31004, 0.5mm Extra Fine, Red Gel Ink Retractable Rollerball Pen. Pilot G2 retractable pen contains water resistant, smearproof gel ink that offers exceedingly smooth writing. Retractable design means no cap to lose. Contoured, latex free rubber grip provides writing comfort. Refillable with Pilot Refill P1A77234.