Bottle comes with a special nozzle conical insert for easy pen filling. which allows every last drop to be used in the bottle.
Bottle cap can also fit our Diamond 50 bottle cap, ensuring a mess-free, no inky finger fill.
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.
Available in Five Colours.
Volume: 70ml bottle
Bottle Material: Frosted Glass