Pentel Refill Ink for BL57/BL77 EnerGel Liquid Gel Pen, 0.7mm, Metal Tip, Black Ink, Box of 12 (LR7-A-12)
Ink refill for EnerGel Liquid Gel Pen (BL57/BL77). Super-smooth ink glides across paper effortlessly. Quick-drying ink is ideal for left-handed writers. 0.7mm metal tip produces medium lines.