Very good86/100
- Ideal for two people thanks to large capacity and second cup
- The circumference is larger than that of the thermos flask. Not quite ideal for small hands
Both vacuum flasks keep their promise to keep hot drinks warm for at least 12 hours. The original thermos flask keeps hot drinks a little longer, while the Esbit vacuum flask wins the duel thanks to its clever details.
This test report belongs to a different type: Insulated bottle (0.75 l)