Pentel EnerGel Retractable Liquid Gel Pen Refills, Needle Point, 0.5 mm, Black Ink

With the best qualities of liquid and gel ink, this Pentel EnerGel refill provides a smooth feel as your pen glides over the paper. Use it to extend the lifetime of your favorite pen, so you can write with confidence, even during a long meeting or class. Gel pen refill dries quickly for smudge-proof writing. Allows you to use your EnerGel pen over again. Gel pen refills create dark marks with bold, black ink. Needle points measure 0.5 mm.