A self-supporting hinge assembly structurally arranged to provide a hinge on the opposite edges of a door or closure member is disclosed. The hinge assembly includes a pair of support members, one support member being mounted to the container frame and the other support member being mounted to the inside surface of the container door or closure and a pair of closing arm members positioned within the pair of support members. The ends of the closing arm members are selectively and pivotally mounted to the ends of the support members.