Platinum Pen Cartridge Ink Pink SPN-100A#21 Platinum Pen 4977114940200 (10 sets)

Contains 2 bottles. For fountain pens and felt-tip pens.

How to use
●Insert the cartridge from below with the pen tip facing up.
●Please insert it deeply until the stainless steel ball at the tip falls into the ink.
●When replacing, please pull out the cartridge while turning it.





Two pieces! For fountain pens, felt-tip pen.

How to use the
-The pen tip, please insert the cartridge from the bottom
-Stainless steel ball tip in ink to deep socket
● pull while turning the cartridge replacement is