These men's jeans are built for long winter days outside. They're made of midweight denim with enough stretch for freedom of movement. A sweat-wicking lining helps you stay dry on the move. Straight legs fit easily over boots. 12-ounce, 85% cotton / 14% polyester / 1% spandex denim. 2.3-ounce, 100% polyester knit flannel lining with FastDry technology that wicks away sweat. Built to move with Rugged Flex stretch technology. More room to move with a comfortable fit through the seat and thigh and a straight leg opening. Strong sewn-on-seam belt loops. Carhartt.