40 oz Wide Mouth w/ Straw Lid
Fresh look for a fan favorite.
From epic road trips to endless hours at the beach, our 40 oz Wide Mouth bottle keeps you well-hydrated from sun up to sun down. We couldn’t think of a bottle more deserving of a refresh, so we’ve elevated the silhouette and simplified design without compromising one degree of performance. And our Color Last™ powder coat is dishwasher safe for even more convenience. Cold stays ice cold for 24 hours, and hot stays wickedly hot for 12 —just like always.

TempShield™
Our unique double wall vacuum insulation protects temperature for hours. Cold drinks stay icy cold and hot drinks stay piping hot so you can stay refreshed for any adventure.


Pro-Grade Stainless Steel
Made with 18/8 pro-grade stainless steel to ensure pure taste and no flavor transfer - and the durable construction stands up for whatever life brings.
Color Last™ Powder Coat
Our proprietary powder coat is dishwasher safe, and your bottle stays slip-free and colorful, no matter where you take it.

- TempShield™ insulation eliminates condensation and keeps beverages cold up to 24 hours and hot up to 12 hours
- Durable 18/8 Pro-Grade Stainless Steel construction
- Our Wide Mouth refresh features a stainless-steel collar and curved radius at the bottom edge for an updated look
- Ideal size for all-day hydration
- Fits most backcountry hydration filters
- BPA-Free and Phthalate-Free
- Dishwasher safe
- Compatible with our Hydro Flip™ Lid and Wide Mouth Flex Cap
- Registered trademark symbol has been removed on logo and wordmark
- Straw Lid is not intended for use with hot liquids and is not leakproof.
- Lifetime Warranty
Product Benefits
Size & Dimensions
40 oz | |
---|---|
Volume | 1,182 mL |
Mouth Diameter | 2.26" |
Diameter | 3.58" |
Height | 11.7" |
Weight | 16.8 oz |
Lifetime Warranty
We stand behind our products.
Hydro Flask guarantees this product with a limited lifetime warranty against manufacturer defects.
Hydro Flask supports non-profit organizations focused on building, maintaining, restoring, and providing better access to parks. Since 2017, we have been doing just that:
-
92 Non-profits supported non-profits.
-
$1.5 million Dollars donated donated.
-
26,043 Bottles donated bottles.
Does this water bottle make your water taste like metal??
does btt;le come with l;id and straw
My straw lid cap broke. How do I get a replacement?
Which size should I choose to ensure the bottle fits in my car cup holder in console?
I’m have a 40 oz. water bottle with a straw lid, and the only time I can sip anything out of it is when the top is unscrewed. Is there a way to fix it?
Is this product Lead Free?
HOW LONG DOES DELIVERY TAKE?
whats the diameter of the bottle from its widest point?
What is the diameter at the base? Need to know if it will fit in my trucks cup holder
Can these fit into most cupholders in a car?
Is it possible to sip from the straw lid without a straw attached inside the flask?
Will the 40oz fit in my car cupholder?
If you buy a straw lid cap separately does it come with straws
My daughter has this bottle with the straw lid and it leaks from the lid if turned upside down. I have removed the lid and screwed back on several times and it continues to leak. Are they meant to be leak proof?
I want to buy the 32oz hydroflask with the included straw lid. Does this hydroflask come with 2 or only 1 straw?
can you put carbonated beverages in the flask?
Does this size fit in a car cup holder?
Does this typically fit in cat cup holders?
The bottom of my flask has chipped paint. I would like to get one of the bottom caps that you can get now to customize your flask. Can I buy one separately?
What is the weight of this bottle?
Can you put the flask in the freezer with some water?
I have been putting off buying a hydroflask for about 1.5 years waiting for a pink color so I don't invest in one I don't like. Is there any way we can bring back the old pink hydro color? My friend has one and I want that color before I buy one.
Will the new 40 oz accommodate both the flex cap and the straw lid? Will the OLD 40 oz accommodate both the flex cap and the straw lid?
Does this product come with BOTH the straw lid and flex cap? Also can you put beer or wine in the bottle?
I've had a 32 oz flask for about 2 years and love it. My question is I have gotten 2 dents in my flask. One on the top near shoulder of the flask and the other on the side. Can these dents affect the effectiveness of the flask?>
Are they dishwasher safe?
Hi, I bought my hydroflask back in October 2016 and it has lasted me these past two years. But over the last two years, the insulation doesn't keep my water as cold anymore and for a shorit. I was just wondering how the warranty works?
I purchased a 40oz hydro flask a while back and I have just noticed that there is rust inside the bottom rim of the flask. I was wondering is there a way to remove it?
I've read on Amazon that people have had a lot of leaking from the straw lids... is this true??
Is the mouth diameter different on the 40 oz. size compared to all the other sizes? On Amazon the 40oz is showing as different and won't work with all my other lids?
Hydro Flask supports non-profit organizations focused on building, maintaining, restoring, and providing better access to parks. Since 2017, we have been doing just that:
-
92 Non-profits supported non-profits.
-
$1.5 million Dollars donated donated.
-
26,043 Bottles donated bottles.