A self supporting resilient sign is assembled as a prism form a collapsed flat transport position and comprises pair of rectangular blanks of white, exterior grade pvc joined by a series of parallel, welded seams. The seams divide the blanks into a pair of panel pockets and a pair of weight pockets. The panel pockets each contain a squab made of plastic foam. The weight pockets house a strip of mdf This is sufficiently dense to prevent wind forces moving the signs. Strips of hook and pile fasteners line the obverse and reverse spaces of the plastic so that in the erected mode they overlap. Eyelets permit anchorage by a ground pin. The display faces lie at 70.degree. to the horizontal and are directly printed with advertising material. The separation between these surfaces is about 100.