Pilot VBall RT Retractable Rolling Ball Pens, Extra Fine Point, 2-Pack, Blue Ink (26101) Retractable and refillable version of the VBall pen - Pilot refill model #77283 and #77284 sold separately Advanced Ink Feed System provides smooth, skip-free writing Unique liquid ink formula maintains consistent flowing strokes Extra fine point (0.5mm) for precise writing 2-pack of pens with blue ink