Jamaica Short-Sleeve T-ShirtEco friendly, soft and lightweight, with Jamaica silhouette. It's comfortable and flattering for both men and women. 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%