Optifoam Gentle Silicone Faced Foam Dressing 4″ x 4″ Adhesive Border – Box of 10 #MSC1044 Information as Provided by the Manufacturer of Medline Industries: Optifoams waterproof, polyurethane backing helps maintain an optimally moist wound environment, helps prevent strike-through, and aids in the prevention of bacterial contamination of the wound. Backings moisture vapor transmission rate adjusts depending on the fluid…