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ThermoFlask
ThermoFlask 14 oz Kids Insulated Water Bottles Straw Lid

ThermoFlask 14 oz Kids Insulated Water Bottles Straw Lid

4.9(45 ratings)

Best price now

$18.89at ThermoFlaskObserved at 2:43 AM

Compared across 2 stores. Prices are checked against each store and labelled with when.

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Our take on the ThermoFlask 14 oz Kids Insulated Water Bottles Straw Lid

The ThermoFlask 14 oz Kids Insulated Water Bottle is a double-wall 18/8 stainless steel bottle with a straw lid, made for school and playdates. It is leak-proof and BPA-free, holds 14 ounces, and is dishwasher safe. The best new price is $18.89 at ThermoFlask as of November 8, 2026, with two stores selling it new.

Best forParents packing school lunchesKids ages 4 to 10Families replacing plastic bottlesShort outings and playdates
Pros
  • Double-wall stainless steel keeps drinks cold for hours
  • Leak-proof straw lid survives being tossed in a backpack
  • BPA-free 18/8 food-grade steel, no plastic taste
  • Dishwasher safe for easy cleanup
  • 14 oz is light enough for small hands to carry
Cons
  • Straw lid parts need regular scrubbing to stay clean
  • Not designed to keep drinks hot
  • 14 oz runs out fast for older, thirstier kids

ThermoFlask 14 oz Kids Insulated Water Bottles Straw Lid prices at every store

  • ThermoFlaskNew

    In stock

    $18.89Observed at 2:43 AM
    Visit ThermoFlask
  • eBayNew

    In stockSold by nhwade

    $25.59Observed at 2:43 AM
    Visit eBay

Store links may earn us a commission.

ThermoFlask 14 oz Kids Insulated Water Bottles Straw Lid price history

Lowest price we've seen: $18.89 on Nov 8 at ThermoFlask. Tracked across 2 stores since Nov 8.

What reviewers say

  • 4.9 / 545 ratings

Rated 4.9 out of 5 from 45 ratings, buyers are pleased with the ThermoFlask kids bottle. Parents report it holds up to daily school use and does not leak in bags.

What people mention
  • Leak-proofingPraisedOwners say the lid seals well and bottles ride in backpacks without soaking books.
  • Cold retentionPraisedParents report water stays cold from morning to the end of the school day.
  • Kid-friendly usePraisedThe straw lid is easy for young kids to open and drink from on their own.
  • CleaningMixedIt is dishwasher safe, but the straw and lid parts need extra attention to stay clean.

Specifications

Product Highlights
Leak-proof, BPA-free
Subtype
Sports water bottles
Size
14 oz
Material
Stainless Steel
Free Of
BPA-Free
Material Type
18/8 Food Grade Stainless Steel
Leakproof
Yes

Questions and answers

Is the ThermoFlask 14 oz kids bottle really leak-proof?
Yes. The straw lid is designed to seal, and owners report it does not leak when tossed in a backpack.
Can it go in the dishwasher?
Yes, it is dishwasher safe. Hand washing the straw and lid helps them last longer.
How long does it keep water cold?
The double-wall stainless steel insulation keeps drinks cold for hours, enough for a school day.
Is it BPA-free?
Yes. It is made of BPA-free 18/8 food-grade stainless steel.
Is 14 oz the right size for my child?
It suits younger kids at school and playdates. Older kids who drink a lot may need a larger bottle.
Is $18.89 a good price?
It is the best new price found as of November 8, 2026, at ThermoFlask, with two stores selling it new. Compare both before buying.
Where is the ThermoFlask 14 oz Kids Insulated Water Bottles Straw Lid cheapest?
At ThermoFlask, for $18.89, as of our latest check.
What do buyers say about the ThermoFlask 14 oz Kids Insulated Water Bottles Straw Lid?
Rated 4.9 out of 5 from 45 ratings.
Where can I buy the ThermoFlask 14 oz Kids Insulated Water Bottles Straw Lid?
2 stores we checked sell it, including ThermoFlask, eBay.
Number Of Pieces
2
Dishwasher Safe
Yes
Design Highlights
With Straw
Shape
Bottle
Typical Users
Kids
Age Range
Kids
Suitable For Highlights
For Kids
Solution For
Staying hydrated