9 oz., 50% US grown cotton, 50% CICLO polyester; Ciclo polyester allows it to biodegrade at the same rate as a natural fiber; Durable coverstitching throughout; Set-in sleeves; Heavy rib knit waistband and cuffs; "C" logo at left cuff; ôAõ list status from CDP (Carbon Disclosure Project); Energy Star Partner of the Year (12 consecutive years); Every piece of Champion apparel purchased from our company qualifies for Hanes4Education;