Our product folks said: To hell with the trade-offs! Thanks to relentless testing, they found a way to combine the tough-as-blazes durability of original Fire Hose® fabric with the free-moving performance of DuluthFlex® Fire Hose in a 10.5-oz. 98% cotton/2% spandex canvas. With all the work-worthy features you expect plus zip cargos that keep gear in place no matter what odd angle. All in all, it makes ’em the world’s most ingenious and reliable work pants for active, abrasive jobs. These are in great condition and ready for a new owner!