Leggings are here to stay in trend, and you can buy your next best leggings from elite brands at TopOfStyle. C9 Champion is a part of Hanesbrands started in 1919. It was initially named Knickerbocker Knitting Co. It is dedicated to sports and casual wear for men and women. Massy Arias, a certified personal trainer, is its brand ambassador. Olive is the color of combat and camouflage.