Limited Edition of 951 pieces, each individually numbered on the top ring. Retro 1951 Tornado Popper Limited Edition ESCAPE Pen / Rollerball Specifications. Limited Edition of 951 pieces (Significant to Retro 1951). Limited Edition number engraved on the top ring of each pen.Standard Tornado Pen Size, Pen Length: 5.11 in. Pen Material: International Orange lacquer with printed suit patches and graphics. Pen Trim: Matte black accents. Astronaut helmet illustrated graphic top disc. This item is in the category "Collectibles\Pens & Writing Instruments\Pens\Rollerball Pens\Other Rollerball Pens". The seller is "fearlessfriend2323" and is located in this country: US. This item can be shipped worldwide.