
Try our at-home blood test
Clinic-level accuracy on 38 key markers. Results and recommendations in just 72h.
Wide Flex Straw Cap - White
946ml
In stock. Next day delivery available.
Healf Zone members get free next day delivery on all orders.
Product description
Key Benefits
- Keeps drinks cold for up to 24 hours.
- Leakproof straw cap supports easy one-handed drinking.
- Wide mouth opening makes adding ice cubes easy.
- Provides a comfortable carry with a flexible handle.
Wide Flex Straw Cap - White is a 946ml insulated stainless steel bottle designed for convenient hydration throughout the day. TempShield® double-wall vacuum insulation helps keep drinks cold for up to 24 hours, while the wide mouth opening makes it easy to add ice cubes and refill on the go.
The Flex Straw Cap opens and closes easily with one hand for quick drinking, while the leakproof design helps prevent spills when fully closed. A flexible carry handle makes the bottle comfortable to transport, and the durable construction is built for regular everyday use.
Wide Flex Straw Cap is dishwasher safe for easy cleaning and is compatible with all Hydro Flask Wide Mouth caps and lids. The Flex Straw Cap is not intended for use with hot liquids, and the bottle should not be used on a stove, in a microwave or in a freezer.
Specifications:
Size: 946 ml / 32 oz
Product Diameter: 9.65 cm / 3.8 in
Product Height: 26.29 cm / 10.35 in
Product Weight: 0.48 kg / 1.05 lb
Why Hydro Flask is Healf
With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.
Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.
Suggested use
2. Avoid cleansers with bleach or chlorine.
3. Wash before first use.
4. Not for use in a microwave.
5. Flex Straw Cap not intended for use with hot liquids.
6. Keep hot liquids out of the reach of children.
The Daylight Savings Sale
You may also like
Shop by collection
Frequently asked questions
How do we curate our products?
Every product undergoes our Healf Curation Process. With it, you can shop confidently knowing that every item has been tried and tested before it reaches you. Our Healf Curation Process includes three key steps: Brand Discovery, Expert Validation, and Community Testing. Through these, we assess quality, ingredients, effectiveness, and more, ensuring that every product empowers your wellbeing.
Do you have resources on how to enhance wellbeing?
The Healf Source offers detailed insights into different aspects of wellbeing, as well as guidance, research, recipes, and more to help you invest in your personal wellbeing journey. You can also subscribe to our weekly newsletters for the latest updates at Healf and in the wellbeing industry. Subscribe via the sign-up block at the bottom of this page.
How can I find out more about the ingredients in a product?
We love people who check ingredients as carefully as we do, so you'll find detailed information about the ingredients used on every product page (where applicable). If you see something you'd like to flag with us or have additional questions, please don't hesitate to get in touch—we'd love to hear from you.

Healf Curation Process™
Every product undergoes our rigorous Healf Curation Process, ensuring you are always getting the best when it comes to your wellbeing.



















































_2026-10-13_14-11-48.png)





















