Thermos Alta Tumbler
Best compact tumbler for busy commuters needing quick, spill-proof morning coffee.
A reliable, compact vessel that balances temperature retention with a simple, spill-resistant design. It is an ideal daily driver for those who prioritize ease of cleaning and a secure fit in standard cup holders.
$22.99
at
Thermos Official Website
More Guardian Collection options
Who it's for
- Commuters needing drinks to stay hot or cold all day
- Office workers wanting a compact cup for single-serve coffee
- Travelers seeking a rugged, long-lasting vessel for daily use
Who should skip it
- Heavy coffee drinkers needing more than one small serving
- People who prioritize quick, easy dishwasher-safe maintenance
- Budget-conscious shoppers looking for affordable, basic drinkware
Performance breakdown
Thermal Retention
Solid performance for short commutes, though trails behind high-end vacuum flasks.
Leak Resistance
Slide lock lid offers reliable protection against minor splashes and spills.
Cleaning Convenience
Minimalist design and dishwasher-safe components make daily maintenance effortless.
Brewing Compatibility
Low profile fits perfectly under almost any single-serve coffee machine.
Build Durability
Stainless steel construction withstands daily drops and rough handling with ease.
Portability
Compact size slides easily into standard cup holders and crowded bags.
Key Specs
Capacity
12oz. (350 ml)
Height
6.3 inches
Weight
0.8 lb.
Material
Stainless Steel
Lid Type
Slide lock lid
Dishwasher Safe
Yes
Insulation Type
Vacuum insulation
Origin
China
Know before you buy
Still have a question?
Ask Metto anything about the Thermos Alta Tumbler before you decide.