THERMOS Stainless King Vacuum-Insulated Travel Tumbler, 16 Ounce, Matte Steel

TLDR Review: Thermos Stainless King Tumbler

Published: May 23rd, 2025
Last Updated: July 18th, 2025

Pros

  • β€’The lid is learoof, successfully withstanding tipping without leaking.
  • β€’It maintains tea temperature all day without leaking or losing heat significantly.
  • β€’The cap screws on easily, making it useriendly with no threading issues.
  • β€’Its design with a skinny base fits well in cup holders, and the top suits smaller hands comfortably.
  • β€’Drinking from the tumbler is easy and pleasant, enhancing user experience.
  • β€’The opelose mechanism is straightforward and satisfying to use.

Cons

  • β€’The product struggles to keep coffee hot as long as expected, with users noting older models performed better.
  • β€’After extended use, the brand logo's decal and the metalliike sticker wear out noticeably.
  • β€’The gasket can come off its track, complicating opening the lid.
  • β€’Some users received the product with significant dents, though it still retained heat effectively.
  • β€’The mug's quality is seen as disappointing compared to previous models.

Bottom Line

The THERMOS Stainless King Vacuum-Insulated Travel Tumbler is praised for its leak-proof lid, user-friendly design, and efficient heat retention for tea. However, it falls short on maintaining coffee temperature compared to older models, and its exterior durability may disappoint over time. A reliable choice for those prioritizing leak prevention and ease of use, but consider if maximum heat retention is your ultimate goal. For coffee enthusiasts, you might want to explore additional options or stick with proven, previous models.

Lowest at any Popular Retailer
$19.47 at Amazon

Where to Buy

Prices last updated: August 6th 2025 4:51 pm
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