Get through your work day knowing you are safe and comfortable in this Carhartt Flame-Resistant Traditional Long-Sleeve-T-Shirt. Carhartt's Flame-Resistant Long-Sleeve T-Shirt is an essential piece of workwear. Made of 6.5-ounce FR knit, a blend of 55% modacrylic and 45% cotton, it features a rib-knit collar and cuffs, side-seamed construction to minimize twisting, a left chest pocket with a logo label. *NFPA 70E compliant