AQUACEL Foam Pro Silicone Wound Dressing, Square, 4″ x 4″. The only multilayered silicone foam dressing powered by Hydrofiber Technology. Absorbs wound fluid and creates a soft gel, maintaining a moist wound healing environment that supports the bodys healing process. Locks in exudate through vertical wicking which may reduce the risk of maceration of the peri-wound skin.