TWSBI Eco Fountain Pen - Cosmo w/Onyx ink-cartridges and we’re thrilled to present

and we’re thrilled to present our 68th quarterly edition

Explore the full breadth of the Underwater collection

100% vegetable tanned cow leather - Full Grain

Although it is not known even by most locals

Starry Night Resins

TWSBI Eco Fountain Pen - Cosmo w/Onyx ink-cartridges and we’re thrilled to presentSimply unscrew the end cap, dip into ink, screw back the end cap, and you're done! Ready to write!! Pen cap has an inner cap to insure a perfect seal when stored away. Made for the beginner who just wants to try out fountain pens, all the way to the experts. A good everyday worker. Please note this pen requires bottled ink (sold separately) to write. Explore our Bottled Ink collection.