6.1 oz., 100% ComfortSoft® cotton; Light Steel is 90% cotton, 10% polyester; Made with sustainably sourced USA grown cotton;Tailored specifically for women; Double-needle stitching throughout ; Set-in ribbed collar; 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;