THE PRODUCTS ARE MADE OF SUPER COTTON YARN AND FEW SPANDEX, THEY OPPRESS WOUND MODERATELY AND HAVE THE FUNCTION OF ASSISTANT STOPPING BLOOD FLOW, THEY CONDUCE WOUND CLOSE UP SMOOTHLY SPECIFICATIONS: 5CM*4.5M/ROLL, 7.5CM*4.5M/ROLL, 9CM*4.5M/ROLL PACKING: 10ROLLS/BOX; 20BOXES/CARTON