"Bacterio" Roller Ball Etched Pen, a design by Ettore Sottsass (Austrian, 1917-2007), comes from ACME Studio's New Collection of Etched Pens. The design is etched into the pen and painted with blue lacquer. The pen comes with one black roller ball refill. Artist's signature is engraved on the cap band and "ACME" is on the clip. It is presented in a black ACME metal box with a black sleeve and ACME literature.