PenGems standard ballpoint refill cartridges hold the same ink that you love in your pens. You can stock up so you'll never run out of ink. They are D1 ballpoint refills and will fit a wide range of compact and multi-function pens. The writing length of these refills is measured at 100 meters.
Ballpoint
Bold / 1.0 mm
Universal D1 ball
5.0
43 ratings
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Great refills, as always! Love these! Thanks!
K
Kim · September 22, 2026
I love my purple refill. It writes well and I intend to purchase other colors.