Stanley  IceFlow Straw Tumbler - 20 fl. oz.

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Ideal for car commutes or workouts at home, the 20 fl. oz. Stanley IceFlow Straw tumbler has a built-in flip straw and vacuum insulation to ensure that you always have crisp, cold hydration in hand.

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Features

  • Double-wall vacuum insulation keeps chilled beverages cold for up to 7 hrs. or iced for up to 35 hrs.
  • 18/8 stainless steel can take a beating; everything is made with BPA-free materials
  • Leakproof flip straw allows effortless sipping—then snap it shut when you're done
  • Easy-to-carry, rotating handle lets you quickly grab and go
  • Dishwasher safe
  • Covered by the Stanley Built for Lifeâ„¢ limited lifetime warranty; contact Stanley for details

Imported.

View the Stanley IceFlow Product LineView all Stanley Tumblers

Technical Specs

Best Use

Multisport

Liquid Capacity (L)

0.6 liters

Liquid Capacity (fl. oz.)

20 fluid ounces

Insulated

Yes

Fits In Cup Holder

Yes

Cap Type

Sipping Lid

Lid With Straw

Material(s)

Stainless steel

Dimensions

3.5 x 4.1 x 9.8 inches

BPA Free

Yes

Weight

1 lb. 1.3 oz.

Bottle Opening

Wide

Water Bottle Material

Stainless Steel

Reviews
763 reviews with an average rating of 4.2 out of 5 stars

Ratings Snapshot

Product Rating

122 out of 145 (84%) reviewers recommend this product

Review this Product

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Most Helpful Favorable Review

5 reviews with an average rating of 3.0 out of 5 stars
Pretty and sturdy, but heavy
Geoscientist
4 years ago
Received free product
First, cleaning. The mouth piece requires extra care to keep it sanitized. The sipping tube and lid have small holes that trap water, so both need regular and proper cleaning. "Do Not Microwave / For Cold Beverages Only" These words are printed on the bottom of the tumbler. But during a day trip or camping, we often make do with what we have, and how many people bring two separate mugs, one for hot and another for cold drink? So I removed the plastic straw and poured HOT water inside the tumbler for test. The lid did not melt and the tumbler seemed fine. Temperature dropped 60 degrees in 7 hours (Please see pictures): time 0 193º F, after 2 hr 165º F, 4 hr 149º F, and at 7 hr 133º F. Water at 133º F is still quite warm. Interesting, the label says that these tumblers "have survived speeding bullets." When camping, why would one worry about bullets, and if there are speeding bullets, should I worry about a tumbler. The lid is sturdy, adding a metal handle, plastic cover and 2 hex screws. A combined weight is 2 lb, tumbler + 20 oz of water. A little heavy-- I felt that this bottle was like a clothing accessory and too hefty and bulky for hiking or camping.
GeoscientistReceived free product
Southern California
28 people found this review helpful

Most Helpful Critical Review

5 reviews with an average rating of 3.0 out of 5 stars
Pretty and sturdy, but heavy
Geoscientist
4 years ago
Received free product
First, cleaning. The mouth piece requires extra care to keep it sanitized. The sipping tube and lid have small holes that trap water, so both need regular and proper cleaning. "Do Not Microwave / For Cold Beverages Only" These words are printed on the bottom of the tumbler. But during a day trip or camping, we often make do with what we have, and how many people bring two separate mugs, one for hot and another for cold drink? So I removed the plastic straw and poured HOT water inside the tumbler for test. The lid did not melt and the tumbler seemed fine. Temperature dropped 60 degrees in 7 hours (Please see pictures): time 0 193º F, after 2 hr 165º F, 4 hr 149º F, and at 7 hr 133º F. Water at 133º F is still quite warm. Interesting, the label says that these tumblers "have survived speeding bullets." When camping, why would one worry about bullets, and if there are speeding bullets, should I worry about a tumbler. The lid is sturdy, adding a metal handle, plastic cover and 2 hex screws. A combined weight is 2 lb, tumbler + 20 oz of water. A little heavy-- I felt that this bottle was like a clothing accessory and too hefty and bulky for hiking or camping.
GeoscientistReceived free product
Southern California
28 people found this review helpful

Customer Images

review for you
Georgia,GA
Rated 5.0 out of 5 stars

Is it worth it?YESSS

2 months ago

My kids love this water bottle.It keeps there drink so cold.Its really light to ,so they can care it around easily.Also the paint does not come off after it drops,which is really great when you have kids.

Yes , I recommend this product
Originally posted on Stanley
hmprai
mississippi
Rated 5.0 out of 5 stars

really nice and portable.

8 months ago

i bought this friday november 22 and it arrived tuesday november 26. it can hold one water bottle and some ice cubes. it is nice and i like the smaller and more compact feel compared to my 40 ounce.

Yes , I recommend this product
Originally posted on Stanley
Kylie
Palmdale,CA
Rated 5.0 out of 5 stars

Really cute for my daughter, she loves it!!

7 months ago

I brought this cup on December 23rd and walked outside on December 24th and my Stanley was here!! It came insanely quick.

Yes , I recommend this product
Originally posted on Stanley
Geoscientist
Received free product
Southern California
Rated 3.0 out of 5 stars

Pretty and sturdy, but heavy

4 years ago

First, cleaning. The mouth piece requires extra care to keep it sanitized. The sipping tube and lid have small holes that trap water, so both need regular and proper cleaning. "Do Not Microwave / For Cold Beverages Only" These words are printed on the bottom of the tumbler. But during a day trip or camping, we often make do with what we have, and how many people bring two separate mugs, one for hot and another for cold drink? So I removed the plastic straw and poured HOT water inside the tumbler for test. The lid did not melt and the tumbler seemed fine. Temperature dropped 60 degrees in 7 hours (Please see pictures): time 0 193º F, after 2 hr 165º F, 4 hr 149º F, and at 7 hr 133º F. Water at 133º F is still quite warm. Interesting, the label says that these tumblers "have survived speeding bullets." When camping, why would one worry about bullets, and if there are speeding bullets, should I worry about a tumbler. The lid is sturdy, adding a metal handle, plastic cover and 2 hex screws. A combined weight is 2 lb, tumbler + 20 oz of water. A little heavy-- I felt that this bottle was like a clothing accessory and too hefty and bulky for hiking or camping.

Age:45–54
No, I do not recommend this product
Helpful?
JessO
San Francisco, CA
Rated 4.0 out of 5 stars

Great bottle, but major straw issue!

3 years ago

[This review was collected as part of a promotion.] This water bottle has just about everything you could need. I love the color options and shape of the tumbler design. The large handle is awesome and a nice change from other water bottles, making it easier to carry for longer periods of time (like on hikes). The bottle is also super durable, kept my water cold even after I left it in the car for a few hours, and I haven't had any issues with leaking. My only issue so far is that the latching system (which I'm assuming is what keeps it so spill-proof) makes it almost impossible to get the straw up. I have to yank at full force to get it unlatched... I'm hoping this loosens up a bit over time!

Originally posted on Stanley
Sarah
Rated 5.0 out of 5 stars

Perfect Christmas Stanley!

1 year ago

Quite possibly my favourite Stanley ever! Love the details of the little piece of holly and the candy cane straw is so pretty. Even nicer in person!

Originally posted on Stanley
mombat
Lake Bluff, IL
Rated 3.0 out of 5 stars
3 years ago

[This review was collected as part of a promotion.] Not sure if I received a defective tumbler to review from Stellar, but the straw doesn't work as intended. It takes in too much air while sipping, making me sound like a kid loudly slurping the last of my chocolate milk. Other than that, it has a durable design capable of withstanding the wrath of 3 boys under 5. Love that it doesn't leak while hypothetically. upside-down in my purse. The top handle is great for carrying, and it does an excellent job of keeping water cold throughout the day. I filled it with ice just to see how long it would stay cold. We're going on 10 hours now and there's still some that hasn't melted.

Originally posted on Stanley
Izroqu
Alamogordo, NM
Rated 4.0 out of 5 stars

Cold water for hours

3 years ago

[This review was collected as part of a promotion.] The Iceflow Flip Straw Tumbler 20 oz did not disappoint in keeping my water iced cold for more than 8 hours. It’s not bulky or heavy and it fit perfectly in the car cup holder. The handle makes it easy to carry on hikes, sports activities or anything you can imagine. I encountered difficulty drinking from it due to an unsteady flow. Air seemed to get trapped in the straw. I rigorously shook the tumbler to test of it leaked. It did leak with the flip straw open and only one or two drops dripped while it was closed. That is something to keep in mind while placing in a bag. I am so glad I was given this water bottle to try as part of the Stellar Product Testing Panel.

Originally posted on Stanley
Anonymous
Langhorne, PA
Rated 4.0 out of 5 stars

Great Tumbler for Adults and Kids

3 years ago

[This review was collected as part of a promotion.] Being a very active family of 5, we have used many different water bottles. This tumbler quickly became a family favorite. It was the perfect size for adults, as well as my children ages 5,7, and 9. It fit in the car cup holder and car seats nicely. It has a great carrying handle and kept the water cold in the hot July sun all day. I always looks for cups that are leak proof, and this passed the test. The straw was a bit slow and frustrated my son, but I liked it because it did not all the water to spill all over him! I plan on purchasing more so all my kids can bring them to school in the fall. I received this water bottle from the Stellar Product Testing Panel.

Originally posted on Stanley
Nico
Ventura, CA
Rated 1.0 out of 5 stars

Not that special

2 months ago

So expensive and so much hype for another chunky plastic and silicon mold hiding water bottle lid. It takes me so much time to proper disassemble clean sanetize and reassemble for everyday use. And the iceflow is about to go in the landfill if I can't find an actual method to remove all the silicon parts to clean them and the plastic under. No instructions in bottles and only online resources are others with the same issue and videos on tiktok that also don't have functional solutions.

Originally posted on Stanley
1 - 10 of 763 Reviews

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