Acroball Colors Advanced Ink Hybrid Gel Pen, Retractable, Medium 1 mm, Assorted Ink and Barrel Colors, 5/Pack Vibrantly colored advanced ink with matching barrel colors. Smooth advanced ink for incredibly effortless writing. Unique, comfortably textured grip. Retractable and refillable for continued use with Pilot Acroball® Ink Ball Point Refills.
