Retro 1951 Tornado twist-action capless chalkboardblackrollerball with mathematical equation design andchrometrim.

• Also available in pencil and pen and pencil set.

The great thing about Retro is you can convert them from a rollerball to a ballpoint usingParker-style ballpoint refillsor you can userefill with another rollerballshort capless Schmidt refillin this pen. whatever your writing style Retro 51 has you covered.