Carhartt Women's Flame Resistant Force Fitted Midweight Utility Legging, Large (12-14) Meets the performance requirements of NFPA 70E UL classified to NFPA 2113. FastDry technology for quick wicking, Rugged Flex durable stretch technology for ease of movement. Durable, stretch knit fabric fits close to the body. Wide, stretch waistband prevents gapping in the back and offers a comfortable fit. Closest fit through hip and thigh.