82% cotton, 18% polyester (Silver Grey is 81% cotton, 17% polyester, 2% Black Polyester). Extra-heavy low-shrink fleece; rib neck; side gussets; locker loop; full athletic cut; 3-3/4" rib cuffs and waistband; "C" logo above left cuff. With a core line of practicewear and performancewear, Champion has become synonymous with innovative, authentic athletic apparel for the everyday athlete. In addition to our women’s and men’s athleticwear collections, the Champion line also includes team uniforms, socks, underwear, accessories and home exercise equipment.