What Container Keeps Coffee Hot The Longest?
Stainless steel containers with vacuum insulation technology are known to keep coffee hot the longest. The vacuum between two walls of stainless steel prevents heat from escaping, which keeps coffee warm for up to 12 hours or more. Additionally, some insulated containers have special features like leak-proof lids and wider mouths that allows the coffee to be poured smoothly while keeping it hot. Therefore, stainless steel vacuum insulated containers are the best option for keeping coffee hot for the longest time.