Five of the best vacuum flasks
Containers to keep liquid and food hot or cold for hours
When you make a purchase through links on our site, we may earn a commission
1. Thermos King Food Flask
This 470ml Thermos has vacuum insulation that will keep food hot for nine hours and cold for 14. It is made from durable stainless steel, has an insulated lid that doubles as a bowl, and comes with a stainless-steel folding spoon that slots into the cap
Subscribe to The Week
Escape your echo chamber. Get the facts behind the news, plus analysis from multiple perspectives.

Sign up for The Week's Free Newsletters
From our morning news briefing to a weekly Good News Newsletter, get the best of The Week delivered directly to your inbox.
From our morning news briefing to a weekly Good News Newsletter, get the best of The Week delivered directly to your inbox.
2. S’well Traveler 12oz Water Bottle
Short and stout with a triple layer of insulation, this bottle keeps drinks chilled for 24 hours and hot for 12. It has a volume of 470ml and comes in a range of designs.
3. Thermos Mondial Flask
Great for longer outings, this affordable flask holds 1.8 litres of liquid and comes with two cups on the lid, so you can pour a cup for a friend too. It promises to keep liquids hot for 12 hours and cold for 24.
4. 720°DGREE Thermo Food Flask wunderJar
This chunky container is slightly more compact at 450ml, but that should still be enough for two meals. It keeps food hot for up to nine hours (or cold for 16 hours) and is BPA free.
5. Black + Blum Food Flask
This elegant flask would make a great container for lunches at the office. It is made from stainless steel, will keep food hot for six hours or cold for eight. It comes with a ladle-like spoon that’s great for soup.
Sign up for Today's Best Articles in your inbox
A free daily email with the biggest news stories of the day – and the best features from TheWeek.com
-
5 tips for coping with air travel anxiety
The Week Recommends You can soothe your nervousness about flying before boarding the plane
-
'Some progress is already underway'
Instant Opinion Opinion, comment and editorials of the day
-
How could Tesla replace Elon Musk?
Today's Big Question CEO is 'greatest asset and gravest risk'
-
A journey into Egypt's western desert
The Week Recommends There is much more to be found in Egypt when straying from the usual tourist destinations
-
Splash! A Century of Swimming and Style: full of 'revelations and surprises'
The Week Recommends The Design Museum's sweeping collection of all things swimming contains hidden depths
-
The Ugly Stepsister: 'slyly funny' body-horror take on Cinderella
The Week Recommends Emilie Blichfeldt's cutting Norwegian revision of the classic fairy tale leaves no character unscathed
-
John Boyne shares his favourite books
The Week recommends The bestselling novelist picks works by Tobias Wolff, Christos Tsiolkas, and Agatha Christie
-
The Brightening Air: a 'gripping' family drama
The Week Recommends Connor McPherson's Chekhovian drama about a pair of siblings whose lives are upended by the arrival of their relations
-
6 isolated homes for hermits
Feature Featuring a secluded ranch on 560 acres in New Mexico and a home inspired by a 400-year-old Italian farmhouse in Colorado
-
Allies at War: a 'revelatory' account of the Second World War
The Week Recommends Tim Bouverie's 'old-fashioned diplomatic history' explores the often fraught relationship between world powers
-
The Friend: a 'graceful' but flawed dog movie
The Week Recommends Naomi Watts stars in 'intelligent' adaptation of Sigrid Nunez's book about a 'problematic pooch'