This frosted glass bottle contains 70ml of TWSBI Red fountain pen ink, and comes with a conical insert for easy pen filling. This color is a modern iron gall and highly water-resistant.
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.
Type: Bottled Ink
Bottle Material: Glass
Bottle Opening Diameter: 20.2mm (0.80in)
Fast Drying: No
Freeze Resistant: No
Iron Gall: No
Water Resistant: No
Sign up for our monthly Inkredible Boxes that are sure to please the avid pen enthusiast!
From exclusive fountain pens to fresh inks and more, shop the latest arrivals before they're gone.
Our team is here to answer any questions. Use the live chat or send us a message!