How the Stanley FlowState™ Lid Operates
The FlowState™ lid is the signature upgrade of the H2.0 Stanley generation.
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The 3 Rotating Positions:
- Straw Opening: Features a silicone gasket seal that holds the reusable straw firmly while preventing large splashes.
- Direct Sip Opening: Rotate 90 degrees for drinking hot beverages or chugging directly.
- Full Cover Close: Rotate another 90 degrees to cover both openings for splash-resistant transport.
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🥤 Further Reading: Read our full Stanley Quencher H2.0 Tumbler Review — FlowState 3-position lid, ice insulation tests, car cupholder compatibility, 30oz vs 40oz comparison, and Owala FreeSip head-to-head tests.





