Hot coffee in a regular cup loses ... the interior flask to slow radiation as well. The thermos doesn’t need to know if your ...

With a vintage look and impressive durability, this thermos will be your adventure companion for many years to come.

observing how well the thermos kept our coffee hot or cold or any changes in the effectiveness of the leak-proof or spill-proof seal over time. Overall, we evaluated each mug based on how often we ...

The cup can get hot in your hands As Thermos has become synonymous with ... and it certainly did keep water cold and coffee warm over the full period. We were particularly impressed by how secure ...

Back in the Cold War, having declared itself ... of the heat stored in the water escapes. "Like coffee in a thermos, this water will also stay hot," Granstrom says. The excess heat from summer ...