Holds the thermos box if you fills the food hot for several hours warm. Who expects however that all pouring the broth with consumption room temperatures and then several hours remains is hereby wrongly advised. However, I also no other solution is as well known! One fült indeed no lukewarm coffee in a thermos ;-) We have the thermos box on the go to buy our little also to give as the home-made porridge and are thrilled. Who travels a lot with his baby should buy something.