104986 FLAME RESISTANT RUGGED FLEX CANVAS WORK PANTDescription 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