McKesson Sacral Sterile Adhesive Silicone Foam Dressing with Border, 7 x 7 Inch, 200/CSPRODUCT FEATURES: Designed to affix to dry, intact skin to maintain a moist wound environment and promote healing Outer film layer is breathable while remaining resistant to bacteria and moisture infiltration Inner hydrocellular foam pad is absorbent Seals the wound margins to help prevent exudate from leaking on surrounding tissue Highly conformable to fit on your body's contours Perforated silicone gel adhesive minimizes pain and trauma to wounds