Michael's Fatboy Comet Ballpoint Pen Blue Fill_Converter The material in this pen

The material in this pen is as antique and natural as the world: lava from the Etna volcano

with the many edges enhancing its vivid colors

Visconti has successfully produced a material containing pure basaltic lava

Nib Material: 14K Gold

Michael's Fatboy Comet Ballpoint Pen Blue Fill_Converter The material in this penThe Michaels Fatboy Comet Line of Writing Instruments are machine billet of aircraft quality aluminum is carved with a streaking comet design. The Comet Line is available in silver, blue, red, and black. They are push button activated and fit a variety of the best refills made today. Proudly made in America!