A multi-shelf, collapsible display unit is provided. The shelving unit includes a base member including a rear panel, a pair of side panels, and a pair of front panels. Each of the pair of side panels include a fold line that extends longitudinally along each of the side panels. The shelving unit also includes at least one shelf member coupled to the base member. The shelf member includes a shelf panel, a plurality of support panels, and a locking panel. The plurality of support panels are coupled to the shelf panel and configured to support the shelf panel. The base member and the at least one shelf member are moveable between an erect position and a collapsed position. The locking panel is operably configured to removably engage at least one of the plurality of support panels to retain the shelving unit in an erect position.