Description Forget about the cold and focus on the job at hand in these men's insulated pants. They're made of classic duck canvas with lightweight synthetic insulation for warmth without added bulk. Ankle to thigh leg zips make for easy on and off over boots and layers. Multiple utility pockets give you space for tools and supplies.Engineered for high warmth in severely cold conditions. See Technology section below for more details. Compatible with the Carhartt Knee Pad Features 12-ounce, 100% ringspun cotton duck Quilted lining for easy on and off; 100% polyester 3M™ Thinsulate™ featherless insulation for warmth without the weight Carhartt strong triple-stitched main seams Generous fit through the seat and thigh with the most room to move and a straight leg opening Flexible waist for increased range of motion Ankle-to-thigh leg zippers with storm flaps Reinforced kick panels around cuffs add durability Knee pad compatible Multiple utility pockets Model No. OR5471-M Country of Origin: Imported