This stack & nest food lug can easily be nested with additional lempty ugs when not in use. The built in grooves on the bottom allow the lug to stack when full. The food lug has a yellow color that helps keep food product safe and minimizes the risk of cross contamination. Freezer safe and able to withstand temperatures up to 240°F. The food lug can hold up to 100 lbs and is injection molded from durable high impact polypropylene.