4 oz., 30 singles; 60% combed & ring spun cotton, 40% polyester; All polyester used in our manufacturing is now 100% recycled;Set-in ribbed neckband; Set-in sleeves; Shoulder-to-shoulder tape; Unisex classic fit; Tear away label; A- list status from CDP (Carbon Disclosure Project); Energy Star Partner of the Year (14 consecutive years); Every piece of Alternative apparel purchased from our company qualifies for Hanes4Education;