10 bestFlasksof December 2025
112M consumers helped this year.
46% off
1

Contigo Byron 2.0 thermo mug, stainless steel insulated mug with Snapseal closure, coffee mug to go, 100% leak proof, dishwasher safe lid, BPA free, keeps warm up to 6 hours, 470 ml
Contigo

9.7
21% off
2

Contigo West Loop Autoseal Travel Mug, Stainless Steel Thermal Mug, Vacuum Flask, Leakproof Tumbler, Coffee Mug with BPA Easy-Clean Lid, 470 ml, Gunmetal
Contigo

9.4
6% off
3

Thermos Stainless King 1.2L Multi- Purpose Thermos Flask - Original-Style Flask used as Travel Mug or Insulated Water Bottle for Daily Commute & Weekend Adventures – Midnight Blue, 5- Year Warranty
Thermos

9.2
24% off
4

Thermos Stainless King Travel Tumbler & Multi- Purpose Flask- 470ml Insulated Hot & Cold Water Bottle for Daily Commute & Weekend Adventures - Sleek Design in Midnight Blue, 5-Year Durability
Thermos

8.9
5

HYDRO FLASK - Water Bottle 621 ml (21 oz) - Vacuum Insulated Stainless Steel Water Bottle with Leak Proof Flex Cap and Powder Coat - BPA-Free - Standard Mouth - Indigo
Hydro Flask

8.6
Other
19% off
6

Stanley Classic Legendary Thermos Flask 1.4L - Keeps Hot or Cold For 40 Hours - BPA-Free Thermal Flask - Stainless Steel Leakproof Coffee Flask - Flask For Hot Drink - Dishwasher Safe - Green
STANLEY

8.3
7

Stanley Quick Flip Stainless Steel Water Bottle 0.47L - Keeps Cold For 7 Hours - Leakproof - BPA-Free Thermal Flask - Dishwasher Safe - Cup Holder Compatible - Shale
STANLEY

8.0
8

Stanley Adventure To-Go Thermal Flask 0.75L - 20 Hours Hot - 25 Hours Cold - Leakproof - Insulated Lid - BPA-Free Insulated Bottle - Dishwasher Safe - Coffee Flask - Black
STANLEY

7.7
9

Thermos - Charcoal Ultimate Flask (900ml), Reusable Insulated Stainless Steel Thermal Coffee Cup for Hot or Cold Drinks, Vacuum Sealed Water Flask with a Leak-Proof Lid, 24hr Hot/24hr Cold
Thermos

7.4
15% off
10

Thermos Thermo Cafe S/S Flask - 181109, Silver, 0.5 Litre
Thermos

7.1
More products we considered

1.2L Insulated Tumbler with Straw Lid and Handle - Cold 20hrs & Hot 5hrs Drinks - Double-Walled Stainless Steel Leakproof Travel Mug - Cupholder Friendly Thermal Cup Coffee Flask

IRON °FLASK Classic Tumbler 2.0-710 ml, 2 Lids (Straw/Flip), Vacuum Insulated Stainless Steel Bottle, Double Walled, Thermo Travel Mug, Water Metal Canteen (Midnight Black)
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