Flannel Lined Canvas Work PantStyle: GBEF 231 GY Made from American Made 12 oz. duck canvas, the fit is easy and relaxed and sure to become a work horse and a closet favorite that is perfect for the cooler weather. Designed with front slant pockets with matching deep, secondary coin pockets and lined in a cozy 4. 5oz flannel inlay. As always, our trademark gusset is sewn into the stride for extraordinary comfort and movement. Gravel Gray color. Proudly Made in the USA since 1987.