McKesson Impregnated Dressing, 4 x 4 Inch, 40/CSPRODUCT FEATURES: 4 x 4 inches Primary dressing for wounds with light or no exudate that add or maintain moisture Helps maintain a moist wound healing environment to assist in autolytic debridement To protect peri wound skin from maceration, apply a moisture barrier ointment or barrier film Recommended Secondary Dressings: Cover with an appropriate secondary dressing depending on the amount of exudate and frequency of dressing change Sterile Single