Empty Refillable Markers

A pack of refill cartridges for creating custom colors inside Kuretake's empty Karappo pens. Included are 5 empty cartridges, 5 metal mixing balls, and a squeeze dropper for filling. These cartridges are compatible with the Cartridge Type Karappo pens...

This new version of Kuretake's "Karappo" empty pen uses ink cartridges instead of ink sticks, so they can be refilled and reused! These amazing pens from Kuretake allow users to truly customize their writing experience. Karappo means empty in Japanese;...

This new version of Kuretake's "Karappo" empty pen uses ink cartridges instead of ink sticks, so they can be refilled and reused! These amazing pens from Kuretake allow users to truly customize their writing experience. Karappo means empty in Japanese;...