Description Built from heavyweight material for durability but featuring Rugged Flex® stretch technology to give you added mobility, Carhartt double-knee pants have everything you need to get the job done. Outfitted with the same generous front, back, and side pockets as our single-layer work pants, you'll have convenient access to tools and accessories anywhere your day takes you. And these double-knee pants are compatible with our knee pads for extra comfort and protection. Features 12-ounce, 99% cotton / 1% spandex duck Built to move with Rugged Flex stretch technology Relaxed Fit: Extra room through the hips and thigh, with cuffs that fit over most work boots Strong sewn-on-seam belt loops Double-layer knees with openings for adding knee pads and cleaning out debris