Shop the Stanley Quencher H2.0 FlowState™ Tumbler 40 OZ for premium all-day hydration. Double-wall insulation, 3-position lid, reusable straw, cupholder-friendly design. Stay cold, stay refreshed.
Stay hydrated in style with the Stanley The Quencher H2.0 FlowState™ Tumbler | 40 OZ, the ultimate all-day hydration essential trusted by millions. Engineered with 18/8 stainless steel, double-wall vacuum insulation, and a powerful 40 oz capacity, this tumbler keeps your drinks ice-cold for hours—perfect for gym routines, outdoor adventures, travel days, or desk-side hydration.
Designed for comfort and convenience, the ergonomic handle, cupholder-friendly base, and reusable straw make it easy to sip on the go. The star feature is the FlowState™ 3-position rotating lid, giving you flexible drinking options: straw mode, full-open mode, or a fully closed splash-resistant setting.
Built tough, BPA-free, and dishwasher-safe, it’s the hydration upgrade you’ve been waiting for.
Key Features
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40 oz capacity ideal for all-day hydration
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Double-wall vacuum insulation keeps drinks cold for hours
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FlowState™ 3-position lid (straw / sip / sealed)
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18/8 premium stainless steel
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Reusable straw included
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Cupholder-friendly base
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Comfort-grip handle for easy carrying
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BPA-free & dishwasher safe
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Durable, stylish, everyday-friendly design
Why You’ll Love It
✔ Stays cold all day
✔ Perfect for travel, workouts, and daily use
✔ Easy to clean
✔ Stylish + incredibly durable
✔ #1 viral hydration tumbler