McKesson Composite Barrier Island Dressing, 4 x 4 Inch, 1 Box of 25 Cando Exercise Band Safety feature will only lower Autoclavable Up to 325 Safety feature will only lower a person into the bath if there is enough battery power to raise him back up again BLUE VINYL COVERED * Oversize 11 x 21 * Seven different sizes of blue vinyl and four sizes of black polyurethane ensure effective cold therapy for any body area or shape * Effective relief of pain * Filled with a non toxic silica gel that remains pliable throughout treatment * Delivers up to 30 minutes of soothing relief from acute pain swelling and fever * Latex free * One year Warranty *HCPCS Suggested Code: E0230 * Notice to California Consumers: WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm * Polyurethane film barrier creates an effective moisture barrier so you can shower or bathe 4 x 4 inch dressing with 2 x 2 inch pad