FRB240 - M FR Canvas Cargo Pant Tough and flame resistant cargos. e Midweight 8.5 ounce, FR canvas: 88% cotton, 12% high-tenacity nylon e Loose Original Fit sits slightly above the waist e Full seat and thigh, straight leg opening e Arc-resistant button closure at waist e Two reinforced back pockets, two side cargo pockets with pen slots e Meets the performance requirements of NFPA 70E and is ULe Classified to NFPA 2112