Opus 88 Jazz Fountain Pen Color:Transparent Blue It features a twist-style piston

It features a twist-style piston mechanism

a renowned Henry Dreyfuss hallmark

Colorverse Andromeda fountain pen ink is part of their season 2 Astrophysics series

Purple Cracked Ice

The Mammoth has an ebonite body

Opus 88 Jazz Fountain Pen Color:Transparent Blue It features a twist-style pistonThe Opus 88 Jazz fountain pen is a large eyedropper filled pen with a piston operated shut off valve. It comes with an eyedropper and is packaged in attractive Opus 88 boxing. An ebonite piston and rubber gasket seals the feed off from the barrel when fully tightened. This keeps the pen from leaking which is a common drawback of eyedropper filled pens. To open ink flow to the nib simply loosen the rod inside the body by twisting the knob at the end of