Key rugged dungaree is made of 12-oz. 100% cotton duck, lined with cotton flannel for extra comfort and warmth in cold weather. Double knees add to durability. Reinforced pockets can hold fasteners and tools. Loop for tape measure/cell phone. Relaxed fit style provides all-day comfort. Waist sizes: 3034, 36-42 (even waists). Inseams: 29, 30, 32, 34 (36 for 34-38 waists).