Parker Ballpoint Pen Refills, Medium Point, Blue QUINKflow Ink, 10 Count, Authentic Ink Refills Compatible with Parker Ballpoint Pens

Professionally Compatible: Authentic Parker ink refills designed for Parker ballpoint pens, Smoothly Efficient: Offers consistently smooth writing on paper, Deep Blue Pigment: The beautifully pigmented deep blue ink captures your thoughts, Medium Tip: Ideal dimension for everyday writing, ISO Certified: All Parker ballpoint pen refills are certified ISO 12757.2, Documentary Use Standards: Comply with standards for the handling and storage of documents during long periods of time, Pack Of 10: Enough to replace existing Parker ballpoint pen refills multiple times or to swap out to change your ink color