ECO (Amazonite) - Fine 0-5mm and has a slightly malleable

and has a slightly malleable cardboard thickness

Turquoise brings personality and clarity to your writing - whether journaling

Algonquin Maple is a premium bottled fountain pen ink

Robert Oster Signature Ink - Schwarz Rose (Shake 'N' Shimmy)

Robert Oster Signature Ink - Australis Hydra

ECO (Amazonite) - Fine 0-5mm and has a slightly malleableTWSBI'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 special edition of the TWSBI ECO pen has a marbling pattern.