TWSBI x Spy Family ECO Limited Edition Fountain Pen SetPerhaps the two members of this "pretend family" might have exchanged letters written with a fountain pen for their secret conversations?! The fountain pen comes in a nuanced color that perfectly captures the anime's aesthetic. The clear barrel allows you to see the ink color at a glance! Set Contents: Fountain Pen Water based Dye Ink (30mL) Acrylic Pen Stand *The fountain pen features printed designs in two locations.