Made with 100% airlume, pre-shrunk, combed and ring-spun cotton for total comfort. All tees come with a retail fit that is comfy in any setting and are assembled in the USA with imported fabric. Athletic Heather is 90% airlume, combed, ring-spun cotton and 10% polyester; other Heather colors are 52% airlume, combed, ring-spun cotton and 48% polyester .: 100% Airlume combed and ring-spun cotton (fiber content may vary for different colors) .: Light fabric (4.2 oz/yd² (142 g/m²)) .: Retail fit .: Tear-away label .: Assembled in the USA from globally sourced parts