CONTACT US DIRECTLY FOR FREE & PREPAID RETURNS Pentel Refill Ink for Bl57/bl77 Energel Liquid Gel Pen, 0.7mm, Metal Tip, Blue Pentel Refill Ink for BL57/BL77 EnerGel Liquid Gel Pen, 0.7mm, Metal Tip, Blue 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 REVIEWS The product came very well packaged. I'm very happy. thank you for everything. Seller strongly recommended. This is great! I definitely recommend! Product looks amazing Delivery was fast. Excellent seller, great communication. I advise everyone