a flexible system is provided for preventing freight damage during shipment . the system has adjustable and interlocking hinged panels that are attached to the side walls of a shipping enclosure , so that the system can be readily adapted to secure different types and sizes of loads . one embodiment of the invention , provided for use with a freight carrying enclosure that has an internal wall , includes first and second panel segments that each have an edge . a first mounting structure supports the first panel segment for rotation about a vertical axis , between a first position wherein the first panel segment is in perpendicular relationship with the wall , and a second position wherein the first panel segment is in abutting relationship with the wall . a second mounting structure joins the first and second panel segments together along their respective edges , and enables rotation of the second panel between vertical and horizontal orientations . a support structure selectively maintains the second panel segment in its horizontal orientation .