Roller Ball Pen, a design by famous Jazz Musician Chick Corea, comes from ACME Studios Printed Roller Ball Pens. Chick Corea worked with graphic design guru Rod Dyer to bring his El Boli design to life. The pen comes with one black roller ball refill. Artist's signature is engraved on the cap band and "ACME" is on the clip. The pen is presented in a ACME metal box with a black sleeve and ACME literature.