O'Neill's uniform from Season Three

Green uniform worn by actor Richard Dean Anderson as "Jack O'Neill" in the third season of Stargate SG-1. O'Neill served as the team leader of the first mission to Abydos, then later became commander of Sierra Golf One for eight years. He was then promoted to leader of Stargate Command, a position he filled for a year before transferring to Homeworld Security at the Pentagon.
Technical Description:
Production-made costume consisting of: olive drab cotton ripstop two-pocket BDU blouse with SG-1 patch on right sleeve, Earth symbol patch on left sleeve, both patches attached with Velcro, production marked "O'NEILL" in left chest pocket. Olive drab cotton ripstop BDU pants, production marked "O'Neill Big Pant for Harness July/23, 99 (Foothold)" inside. No size information is available.