This stainless steel insulated thermos by UKonserve is leak-proof with an all-stainless interior that keeps food hot or cold for hours! It can be used for soup, smoothies, yogurt any liquid food you want to take on the go!
UKonserve suggests you pre-heat with very hot water for a few minutes before adding piping hot food, and pre-chill in the freezer for a few minutes (lid off) before adding cold food.
These food jars keep pre-heated food hot up to 5 hours, and pre-chilled food cold at least 8 hours.
And in case you were wondering they are:
• Plastic-free, stainless steel interior
• Double-walled and vacuum insulated
• Leak-proof and airtight
• Hand wash
• Exterior stays room temperature and condensation-free
• 304 (18/8) stainless steel
• Lid has silicone seal, and PP#5 inside plastic rim (that does not come in contact with food)
• Free of BPA, BPS, phthalates and lead
• 18oz, 6" x 3.5"