Made of 14.5 oz., 100% cotton FR denim with Room2move™ fit. Features an improved fit in the seat, thigh, knees and bottom leg opening. Offers action gusset for ease of movement, 0.5" x 2.5" belt loops, extra-deep 13" FR-treated front pockets, reinforced back pockets and oversized watch pocket. Certified Nomex® triple-needle stitching. Safety orange outside ID for high visibility. CAT2. Meet ASTM 1506, NFPA-70E, OSHA Final Rule 1910.269 and NFPA 2112.