Stanley Adventure Quencher H2.0 FlowState Tumbler (40 oz)
Community verdict
Based on 50 authentic reviews, the Stanley Adventure Quencher H2.0 FlowState Tumbler earns a 7.8 out of 10 score. Consumers consistently praise its ergonomic handle, large 40 oz capacity, and its ability to fit standard car cup holders while keeping water cold. However, many buyers express frustration that the standard straw lid leaks when tipped or shaken, with some also noting issues with paint chipping over time.
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reviews collected
543
authentic reviews
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Community Verdict
A concise summary of what verified buyers consistently praise — and what they don’t.
Buyers love 4
- +Fits car cup holders
- +Keeps drinks cold
- +Ergonomic carrying handle
- +Wider straw design
Keep in mind 3
- −Not fully leak-proof
- −Chipping paint reported
- −Heavier when filled
What people are saying
4 quotesDirect organic buyer opinions filtered for spam and ads.
My wife and I have the 40 oz Adventure Quenchers and they're great. For me, the 40 oz capacity while fitting into car cup holders is so nice.
I can’t believe something so expensive is not leak proof.
For me, it's the wider straw that helps me drink more water. It's more satisfying than drinking out of...
Tumblers aren't supposed to be leak proof.
Where to Buy
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Prices updated 3 days ago.