insulated food JAR
17 oz / 0.50 l


  • Double-wall stainless steel with 0.50 l fill capacity
  • The insulation does not release the temperature to the outside, making it safe to grip
  • Absolutely sealed making it leak-proof
  • Pure taste without inner coating
  • Easy handling with twist cap and a pressure relief stopper that can be taken apart
  • With a smart Bonus Bowl (100 ml) and a foldable stainless steel spoon
  • Powder coated to rest comfortably in your hand
  • Impact and break-resistant no matter the situation
  • Dishwasher safe (top rack)
  • Free of BPA
  • Material: Body made of double-wall 18/8 stainless steel, cap made of polypropylene, seal made of silicone
  • Dimensions (L x W x H ): 10.1 x 10.1 x 18.1 cm, diam. opening: 7.0 cm
  • Weight: 510 g
  • Recommended retail price: 39.95 €
  • Item number: 4101.xxx.050 (xxx=color)
  • 5-year warranty for best insulation performance
  • Thermos-Hot
    • 9 HOURS
  • Thermos-Cold
    • 22 HOURS


  • white mat
  • matcha green mat
  • lake blue mat

Buy now

THERMOS® Guardian Food Jar


Your daily provisions simply packaged perfectly: Despite its compact dimensions, where taste is concerned, the Guardian does not do any half-way measures. What matters during ice cold weather also applies during the brutal summer heat: The double-wall stainless steel combined with the THERMOS® insulating technology stops any temperature exchange with the outside world.


Shop Online

Order comfortably online?
Simply select the preferred online store and get started.

Find a Dealer

Support your local dealer!
Our dealer search easily shows which dealers carry THERMOS®.


Store Locator

Our website uses cookies, Google Analytics and Facebook Pixel to guarantee you the best possible user experience. You can find more information in our privacy policy.