TWSBI Eco Irish Green with Onyx Fountain Pen

TWSBI Eco Irish Green with Onyx Fountain Pen

The Eco Irish Green with Onyx pairs a deep, forest-green acrylic barrel with a contrasting Onyx cap and piston knob — a striking two-tone finish on TWSBI's benchmark piston filler.

Key Features

• Irish Green acrylic barrel with contrasting Onyx cap and piston knob
• Stainless steel nib, available in Extra Fine, Fine, Medium, Broad, and Stub 1.1mm
• All-metal spring-loaded clip for secure pocket carry
• High-capacity piston filler that holds up to 1.7ml of ink

Filling System

Unscrew the end cap, dip the nib into your bottled ink, turn the piston knob, and you're ready to write. No cartridges or converters needed.

Specifications