Work Hard, Play Hard and Pray Hard!• 100% combed and ring-spun cotton (Heather colors contain polyester)• Ash color is 99% combed and ring-spun cotton, 1% polyester• Heather colors are 52% combed and ring-spun cotton, 48% polyester• Athletic and Black Heather are 90% combed and ring-spun cotton, 10% polyester• Heather Prism colors are 99% combed and ring-spun cotton, 1% polyester• Pre-shrunk fabric Pray Hard!