ZEBRA JF Series, a set of 1.0mm red and 0.5/0.7mm black ballpoint pen refills. - Brand: ZEBRA - Model Name: JF-1.0 Red x 3 - Model Name: JF-0.5 Black x 3 - Model Name: JF-0.7 Black x 1 - Ballpoint Pen Refill Thickness: 1.0mm - Ballpoint Pen Refill Thickness: 0.5mm - Ballpoint Pen Refill Thickness: 0.7mm - Color: Red - Color: Black * The 0.5mm black x 3 refills are unopened and unused, but the protective rubber on the tip of one is missing. Thank you for viewing. These items have been stored at home. Thank you for your consideration.