Schmidt® 5888 ceramic roller ball refills are manufactured in Germany to the highest standards and will fit most brands of roller ball pen. The stiff metal body and medium point ceramic tip combined with high quality black ink make this refill write very smoothly and give the user great control. These refills have a longer writing distance than most other roller ball refills and will last much longer if the cap is left off your pen by accident.
If you are looking for a great writing experience and great value then spending your hard earned money on these refills is a smart decision.