Pilot G-TEC-C4 0.4mm Red Ultra Fine Roller Ball Gel Pen, BL-GC4-R ( PKT 3 PENS)
PILOT PEN REFERENCE : BL - GC4 - R. Another massive plus on these pens is that they are REFILLABLE. As you know we all get use to using a particular pen the way it feels and writes etc, then it runs out.