Stay warm and ready with these Flannel-Lined BDU Pants. Built on the classic U.S. BDU pattern trusted by soldiers for decades, these pants add a fleece lining that keeps you comfortable when the temperature drops. Fleece lining for added warmth Button front with zip fly Side slant pockets, rear snap flap pockets Large articulated cargo pockets with snap flaps Quarter-leg zipper for a tight fit over boots