Abstract: A portable, collapsible trunk or cargo space organizer has: (a) an initially flat, rectangular main panel having a centerline between its ends, with a parallel fold line at a specified distance on each side of the centerline; these fold lines serving to define two movable, side sections and a middle section of this main panel, (b) a flat, rectangular middle panel whose top side corner edges have a specified radius of curvature, (c) flat, rectangular end panels whose width is approximately equal to the width of the main panel's middle section, and with the bottom edge of such end panels having a notch that is configured to cooperate with the middle panel's curved corner edges, (d) a strap of length approximately equal to the main panel's middle section, with each of the strap's ends attaching to one of the main panel's side edges and with its midpoint attaching to a point on the top edge of the middle panel, (e) means for coupling each of the top side corners of the end panels to one o

Abstract: A portable, collapsible trunk or cargo space organizer has: (a) an initially flat, rectangular main panel having a centerline between its ends, with a parallel fold line at a specified distance on each side of the centerline; these fold lines serving to define two movable, side sections and a middle section of this main panel, (b) a flat, rectangular middle panel whose top side corner edges have a specified radius of curvature, (c) flat, rectangular end panels whose width is approximately equal to the width of the main panel's middle section, and with the bottom edge of such end panels having a notch that is configured to cooperate with the middle panel's curved corner edges, (d) a strap of length approximately equal to the main panel's middle section, with each of the strap's ends attaching to one of the main panel's side edges and with its midpoint attaching to a point on the top edge of the middle panel, (e) means for coupling each of the top side corners of the end panels to one of the corners of the main