TWSBI Ink Bottle 70ml - Red GRID DOT PLANNERS This black gel rollerball pen

This black gel rollerball pen features the extra fine 0

which obstructs ink flow

because it carries its filler in its own stomach

This is a universal size refill that will fit most standard pens

using only his imagination

TWSBI Ink Bottle 70ml - Red GRID DOT PLANNERS This black gel rollerball penThis is the new release TWSBI Red standard range of ink in a frosted glass 70ml bottle. It comes with a conical insert for easy pen filling down to the very last drop. The top of the TWSBI Diamond 50 Inkwell is also interchangeable with the top of these 70ml ink bottles, for another easy way to fill compatible pens. TWSBI Inspired by writing After 50 plus years as an OEM manufacturer for different global brands, Ta Shin Precision decided to start