A comfortable, cool 6.75-ounce 100% cotton jersey knit Henley. It features a rib-knit collar with a three-button placket and a handy left chest pocket. Like everything Carhartt makes, this shirt has been fabric tested to stand up to the real work world. It's also been designed with intelligent side-seamed construction to minimize twisting and maximize comfort. Perfect in warm weather or for layering when it gets cold. A real all-purpose work shirt. Ash fibber contains 99% cotton and 1% polyester. Heather Gray fiber contains 90% cotton and 10% polyester.For over 115 years, Carhartt has manufactured premium workwear known for exceptional durability, comfort, quality of construction, and fit that you can feel in the fabrics and see in the performance.