B172 - M Relaxed Fit Straight Leg Flannel Lined Lined for warmth at the work site with 100% cotton flannel, Carhartt's relaxed fit jean is constructed of 100% cotton denim and features a straight leg. It sits slightly below the natural waist and offers a relaxed-fitting seat and thigh. The 17.5-inch leg opening allows the jean to fit easily over work boots, and the back pockets are reinforced.*15-ounce, heavyweight, 100% cotton denim *100% cotton flannel lining *Sits at the natural waist*