Flame-Resistant Carhartt Force® Original Fit Long-Sleeve Shirt 4.7-ounce, 50% viscose / 33% meta-aramid / 10% nylon / 5% para-aramid / 2% antistat FR twill Meets the performance requirements of NFPA 70E UL® classified to NFPA 2112 Built with Force technology to wick sweat, dry fast, and fight odors FastDry® technology keeps you cool for all day comfort Triple-stitched main seams Breathable honeycomb weave Wrinkle resistant, anti-static, colorfast fabric Button-down collar with button closure; FR melamine buttons throughout Extended sleeve plackets with two-button adjustable cuffs Carhartt FR label sewn on left pocket; NFPA 2112 / CAT 2 label sewn on sleeve placket Two chest pockets with button closures; Tradesman double-layer pocket on left chest Imported