•9-ounce, 98% cotton/2% spandex canvas •Meets the performance requirements of NFPA 70E/ASTM F1506 •UL® Classified to NFPA 2112 •Rugged Flex™: Built to stretch and flex with you as you move •Sits just below the waist with a roomy fit in the seat and thigh, and a slight taper from mid thigh to hem •Stronger sewn-on-seam belt loops •Right-leg secured cell phone pocket •Left-leg multi-utility pocket •Carhartt FR label sewn on back pocket; NFPA 2112/CAT 2 label sewn on coin pocket •Imported