EnerGel Retractable Liquid Pen Refills

0.70 mm , Medium Point - Blue Ink - Smudge Proof, Smear Proof, Quick-drying Ink, Glob-free, Smooth Writing - 12 / Box. For Pentel EnerGel Liquid Gel Pens. Unsurpassed quality and craftsmanship with the fusion of liquid and gel inks.