4.2 oz./yd² (US) 7 oz./L yd (CA), 100% Airlume combed and ring-spun cotton, 32 singles Ash is 99/1 Airlume combed and ring-spun cotton/polyester Athletic Heather & Black Heather are 90/10 Airlume combed and ring-spun cotton/polyester Alternate Heather colors are 52/48 Airlume combed and ring-spun cotton/polyester Triblends are 3.8 oz./yd², 50/25/25 polyester/Airlume combed and ring-spun cotton/rayon, 40 singles Neons are 3.6 oz./yd², 52/48 Airlume combed and ring-spun cotton/polyester, 40 singles Pre-shrunk Retail fit Unisex sizing Side seams Tear away label This product meets the following Sustainable Style subcategory - Socially Conscious Manufacturing - This product was made in a facility that partnered with or is accredited by the Fair Labor Association and made in a facility that is WRAP and bluesign certified.