Best Vacuum Flasks(Updated April 2025)

Looking for the best products? Let Buyer's Report help with our carefully reviewed and rated selections.

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Product image of Owala FreeSip Insulated Stainless Steel Water Bottle with Straw for Sports, Travel, and School BPA-Free Sports Water Bottle, 24 oz, Denim

Owala FreeSip Insulated Stainless Steel Water Bottle with Straw for Sports, Travel, and School BPA-Free Sports Water Bottle, 24 oz, Denim

(67.29K)
$27.99$29.99
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Buyer Rating10
Keeps water cold
Water bottle quality
Design
Straw feature
Leak resistance
Ease of cleaning

Bought by 145 people today

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Product image of Stanley Quencher H2.0 Tumbler with Handle and Straw 30 oz | Flowstate 3-Position Lid | Cup Holder Compatible for Travel | Insulated Stainless Steel Cup | BPA-Free | Cherry Blossom

Stanley Quencher H2.0 Tumbler with Handle and Straw 30 oz | Flowstate 3-Position Lid | Cup Holder Compatible for Travel | Insulated Stainless Steel Cup | BPA-Free | Cherry Blossom

(53.88K)
$35.00
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Buyer Rating9.7
Color
Keeps drinks cold
Quality
Cup quality
Size

Bought by 206 people today

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Product image of HydroJug Traveler - 40 oz Water Bottle with Handle & Flip Straw - Fits in Cup Holder, Leak Resistant Tumbler-Reusable Insulated Stainless Steel & Rubber Base - Gifts for Women & Men, Pink Sand

HydroJug Traveler - 40 oz Water Bottle with Handle & Flip Straw - Fits in Cup Holder, Leak Resistant Tumbler-Reusable Insulated Stainless Steel & Rubber Base - Gifts for Women & Men, Pink Sand

(8.17K)
$39.99
Buyer Rating9.5
Leak proof
Ice retention
Color
Cup quality
Size
Ease of transport

Bought by 172 people today

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Product image of THERMOS FUNTAINER Water Bottle with Straw - 12 Ounce - Kids Stainless Steel Vacuum Insulated Water Bottle with Lid, Pokémon

THERMOS FUNTAINER Water Bottle with Straw - 12 Ounce - Kids Stainless Steel Vacuum Insulated Water Bottle with Lid, Pokémon

(32.4K)
$12.91$18.99
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Buyer Rating9.3
Durability
Design
Keeps drinks cold
Water bottle quality
Ease of cleaning
Kids friendly

Bought by 114 people today

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Product image of THERMOS FUNTAINER Water Bottle with Straw - 12 Ounce - Kids Stainless Steel Vacuum Insulated Water Bottle with Lid, Teal

THERMOS FUNTAINER Water Bottle with Straw - 12 Ounce - Kids Stainless Steel Vacuum Insulated Water Bottle with Lid, Teal

(44.11K)
$11.89$16.99
Amazon's Choice badge
Buyer Rating9
Keeps drinks cold
Durability
Bottle quality
Ease of cleaning
Kids friendly
Size

Bought by 145 people today

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Best Vacuum Flasks Buying Guide

Discover the right vacuum flask for your needs with our comprehensive guide.