Packing Material (IMAGE) U.S. National Science Foundation Caption EcoCradle packaging material is composed of agricultural byproducts (cotton gin trash) bound together by fungal mycelium. With an appearance and functionality of polymer foams, EcoCradle can be manufactured with just one eighth the energy and one tenth the carbon dioxide of traditional foam packing material. Credit Edward Browka, Ecovative Design Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.