Kraft Heinz packaging challenge winner revealed

Image: Thinking outside the box concept: Blu sky with some white clouds viewed from inside of a cardboard box. The carton sides are aligned with the image sides and sky is framed in the center of the image.
Kraft Heinz packaging competition winner announced at Rethinking Materials event. (Image: Getty Images/iStockphoto)

The winner of a major, global packaging innovation competition headed by Kraft Heinz has been announced