SUR-FIT Natura Durahesive Moldable Convex Skin Barrier with flange allows the skin barrier/wafer opening to be molded to the shape and size of the stoma without the need for scissors. Creates a customized stomal opening for retracted, or flush, round, oval or irregular stomas. The SUR-FIT Natura Durahesive Moldable Convex Skin Barrier with flange must be used with the SUR-FIT Natura pouches.