TWSBI Eco Espresso and bronze fountain pen Nib:EF The Homo Sapiens pen by

The Homo Sapiens pen by Visconti is made (for 50%) of Lava from the Etna volcano

the Stresemann

Finely accented with silver elements

The fountain pen is available in nib size F or M

TWSBI Eco Espresso and bronze fountain pen Nib:EF The Homo Sapiens pen byDe TWSBI Eco is made of transparent plastic, which provides a wonderful view on the inside of the pen, the cap and piston mechanism are made of dark brown color color plastic. The pens character will change with every other color you fill it with. For the adventurous people, the pen is easy to take apart for servicing or cleaning. A key and silicone grease are provided with the pen.