Ohto Refill C-304

This Ohto Refill C-304 fits in the Ohto CR01 and CR02 Roller Gel. It is a ceramic roller refill that is quick dry / no smear. It is a water-based rollerball ink.

• Black Ink available in tip sizes .4mm, .5mm, .7mm, and 1.0mm.
• Blue Ink available in tip size .5 mm.