8 oz. 80% cotton, 20% polyester; Charcoal Heather: 50% cotton, 50% polyester; Light Steel: 78% cotton, 22% polyester; Clean canvas fleece designed specifically for DTG Printing; Made with sustainably sourced USA grown cotton;Twill back neck tape; Ribbed collar, cuffs and waistband; Double-needle stitching throughout; Locker patch; Tear-away label; "A-" list status from CDP (Carbon Disclosure Project); Energy Star Partner of the Year (14 consecutive years); Every piece of Hanes apparel purchased from our company qualifies for Hanes4Education;