Explore the most-loved boxer briefs, thermal underwear sets, undershirts, tank tops, training pants, etc., from leading brands at slashed prices. C9 Champion is a subsidiary of Hanesbrands, which was later obtained by Sara Lee Co in 1989. One can find a wide variety of everyday and sports gear along with accessories on C9 Champion. Can't decide on any single color? Go for more than two colors of multicolor. Once you have picked the right style and budget for you, the next step is a selection of fabric. We have a variety of fabric options like Polyester and Cotton.