Pentel Refill Ink for EnerGel Liquid Gel Pen, 0.5mm, Needle Tip, Black Ink, 1-Pack (LRN5-A)
Ink refill for EnerGel Liquid Gel Pen (LRN5). Super-smooth ink glides across paper effortlessly. Quick-drying ink is ideal for left-handed writers. 0.5mm needle tip produces fine lines.  1 refill per pack.