TWSBI Vac20A Ink Bottle - Black prussian blue Transparent Word Gauge ink window

Transparent Word Gauge ink window with engraved writing capacity markings

Comes in the following nib sizes: EXTRA FINE (0

Midnight Bottled Ink by Diamine is non-toxic water-based fountain pen ink that can be used with any fountain pen and will not clog your pen

Sailor Kaga King of Pens Color Urushi Ebonite Pine Green Fountain Pen Details:

TWSBI Vac20A Ink Bottle - Black prussian blue Transparent Word Gauge ink windowVac 20A Ink bottle (Travel Size: 20ml) Upper cap made for our Vac Mini fountain pen. Middle cap made for our Vac700 fountain pen. Lower cap made for ALL fountain pens. Comes in Blue, Black, Green, Red, Orange Color: Black Bottle cap also interchangeable with our Diamond 50 ink bottle cap.