Carhartt WFRK294 Womens Flame Resistant Long Sleeve T-Shirt. 6.5 ounce FR knit: a blend of 55% modacrylic and 45% cotton. Rib knit collar and cuffs. Side seamed construction minimizes twisting. Longer length provides coverage while reaching and bending on the job. Left chest pocket. Carhartt FR label sewn on hem. HRC 2 label sewn on left chest pocket. NFPA 70E compliant. Flame resistant fabric by Innovative Textiles Inc. HRC 2 ATPV(CAL/CM2) 9.8