Pentel Refill Ink for BL57/BL77 EnerGel Liquid Gel Pen, 0.7mm, Metal Tip, Blue Ink, Box of 12 (LR7-C-12)
Brand: Pentel
Color: Blue Pen
Standard refill for any refillable EnerGel pen, including models: BL407; BL77; BL107; BL117; BL57; and BL37
High performance ink technology combines the best qualities of liquid and gel ink for a super-smooth writing experience
Liquid gel ink dries so fast even left handed writers love it - no smears, no smudges, no globs
Box contains 12 ink refills
Blue Ink