5.5 oz., 100% ringspun cotton; Charcoal heather is 60% cotton, 40% polyester; Made with sustainably sourced USA grown cotton; Tag-free neck label; Shoulder-to-shoulder neck tape; Double-needle sleeves and bottom hem with ribbed cuff; “C” logo on left sleeve; Side seamed; A 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