Medium blue rollerball pen refills. Compatible with the following pens: Olympio, Defi, Liberte, Neo-Classique large, Classique 2, D Link/Caprice, Fidelio, Ellipsis, Montparnasse, Gatsby, Line D, Mon Dupont by Karl Lagerfeld, Streamline-R, New Line D, D-Initial and Eternity. Sold in boxes of ten refills.
