A frame is provided for retaining an advertising panel in a taut relationship. The frame comprises an articulated member (10) having a plurality of alternative channels (26) for receiving an edge bead of a flexible panel, the member (10) being movable from a first position in which it receives the bead to an anchored position in which a formation at or near its end is received by a corresponding channel in a fixed structure that engages with the formation in retaining relationship.
