ECO (Indigo Blue / Bronze) - Medium moonman With the introduction of the

With the introduction of the 3 new Iroshizuku inks from Pilot

a metal coloured grip and metal coloured twist cap

The gray shade in this ink is inspired by the warship’s hull

Referring to the 5th month (initial) of the 24 Solar Terms

Penbbs also have a massive line up of inks spanning pretty much the whole colour spectrum

ECO (Indigo Blue / Bronze) - Medium moonman With the introduction of theTWSBI's ECO fountain pen has always been a great choice for beginners and long time users alike due to its affordability and quality. Fitted with a piston fill mechanism, the ECO has a large ink capacity at approximately 1. 7ml. This version of the ECO is furnished with bronze plating.