KERRACEL, HYDROCELLULAR HEEL DRSG STR NON ADH 4"X5" (10/CT) KerraCelâ„¢ is a 100% carboxymethyl celluose primary dressing for use on a variety of exuding wounds Soft and conformable, KerraCelâ„¢ has a high absorbency and retains its integrity when removed from the wound/cavity KerraCel dressings are designed to: Lock in exudate to protect peri-wound skin from maceration, form a soothing gel when wet, contour to the wound bed to minimize dead space where bacteria can live, sequester harmful components found in exudate (e.g. bacteria and MMPs), help maintain a moist healing environment, be removed from the wound bed in one piece