Amazon top seller 2018 vacuum insulated stainless steel food warmer flask container
The soup thermos is made of safe stainless steel, convenient to use as a travel thermos, lunch box, for school and office.
The stainless steel food jar keeps hot for 4 hours and cold for 8 hours.
The thermos lunch box does not leaks, unless it is tighten hard enough.
The lunch thermos with wide mouth: can be used for food, soup and any liquid, coffee.