Adult Essential-T Long Sleeve T-Shirt5.2 oz., 100% cotton; Light Steel is 90% cotton, 10% polyester; Made with sustainably sourced USA grown cotton;Comfortable rib knit cuffs; Double-needle stitching throughout ; Coverseamed neck with lay flat collar; Shoulder-to-shoulder tape; Tag-free neck label transitioning to tear-away label. ; “A” list status from CDP (Carbon Disclosure Project); Energy Star Partner of the Year (12 consecutive years); Every piece of Hanes apparel purchased from our company qualifies for Hanes4Education;