These men's canvas work pants take durability one step further with a certified flame-resistant rating. The midweight canvas maintains its comfortable feel and light stretch for easy movement. Dedicated phone and utility pockets keep essentials within reach. The relaxed fit gives you enough room to bend, squat, and get the job done. Features 9-ounce, 98% cotton / 2% spandex FR canvas Meets the performance requirements of NFPA 70E /ASTM F1506 UL® classified to NFPA 2112 Built to move with Rugged Flex® stretch technology Sits just below the waist with a roomy fit in the seat and thigh and a straight leg opening Reinforced front slash pocket Strong sewn-on-seam belt loops Right leg secure cell phone pocket Carhartt FR label sewn on back pocket NFPA 2112 / CAT 2 label sewn on front waistband Model No. BN2291-M Country of Origin: Imported Carhartt Men's Flame-Resistant Rugged Flex Relaxed Fit Canvas Work Pant Navy 35W 32L