Mitsubishi Jetstream Multi Refill in your choice of .5 or .7 tip size and black, blue, red, and green ink colors. This refill is good for the Jetstream 4+1 and the Jetstream 3 but not the single Jetstream version.
Pens arrived and they are great. You have really found a great writing tool!! I will be ordering again – gifts for friends.-- J. Barbara[Read More]