Zebra F-Series Ballpoint Stainless Steel Pen Refill, Medium Point, 1.0mm, Black Ink, 2-Count 1.0mm medium point, black original easy-glide ink for a more controlled writing experience Create a more elegant handwriting in your journal or planner Effortless refill process makes it great for everyday use Vigorous quality assurance testing guarantees durable performance for all Zebra products Designed to complement Zebra's F-301, F-402, F-701, F301 Compact and 301A 1.0mm ballpoint pens