Jointown Foam Absorbent Wound Care Dressing, Adhesive Silicone Sacral Foam Dressing with Border, Waterproof Bed Sore Bandages, 7″x7″, 5 PCS. Painless Healing: Our highly absorbent silicone foam dressing with border absorbs the dead tissue cells from the wound and stay sticks to the dry skin around it.