Stanley Quencher H2.0 40 oz Tumbler

What reviewers are saying

Reviewers praise the Quencher's strong insulation, large capacity, and comfortable handle, but consistently note it is not fully leakproof and can spill when tipped.

• Reviewed — In testing it retained ice better than rival tumblers, but the reviewer cautions that the lid is not fully leakproof when tipped.

• Woman & Home — Hands-on testing of the viral tumbler notes good insulation and a comfortable handle, while flagging that it can leak if knocked over.

• Taste of Home — After trying the popular tumbler, praises its large capacity and cold retention, noting the straw lid is not spill-proof.

• Family Handyman — Explains the tumbler's popularity through its insulation, car-friendly base, and handle, while acknowledging durability and leak-related caveats.

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