- 6.75-ounce, 100% cotton FR jersey - Meets the performance requirements of NFPA 70E - UL® classified to NFPA 2112 - Carhartt FR and NFPA 2112/CAT 2 labels sewn on pocket - Built with Force technology to wick sweat and dry fast - FastDry® technology wicks away sweat and fights odors - Side-seam construction minimizes twisting - Rib-knit henley collar with three-button placket - Left chest pocket