Description
xMeet the Hydro Flask 40 oz Wide Mouth Bottle with Flex Straw Cap. It’s designed for daily hydration on the go—whether you’re commuting, hitting the gym, or exploring outdoors. The rugged stainless steel body resists the rigors of daily use, while TempShield double-wall vacuum insulation helps maintain your beverage temperature from the first sip to the last. The wide mouth opening makes it easy to drop in ice cubes, add citrus slices, or rinse under running water, and the flexible handle provides a comfortable, secure grip as you move. The leakproof straw cap closes with a satisfying click, so you can sip without spills and stow the bottle in a bag or backpack with confidence. The Surf Blue finish offers a bold, ocean-inspired look that stands up to everyday wear. BPA-free and dishwasher safe, this bottle is built for straightforward care and dependable performance day after day.
Performance and reliability
- TempShield double-wall insulation keeps drinks cold for up to 24 hours.
- Wide Mouth accommodates ice cubes and makes refilling quick and easy.
- Leakproof Flex Straw Cap seals when closed to prevent spills during transport.
- Non-porous stainless steel helps preserve pure taste with no lingering flavors.
- Dishwasher safe for effortless cleaning and vibrant color retention.
- Compatible with multiple Wide Mouth caps for flexible use across lids and styles.
Beyond the tech specs, this bottle is designed for real-life scenarios. It travels well from commute to trail, cleans easily after outdoor meals, and keeps its bold Surf Blue look wash after wash. The combination of a wide mouth and durable construction supports daily refills and simple maintenance, so you can rely on hydration that fits into a busy day.
Everyday versatility
- Comfortable, flexible handle simplifies one‑handed sipping and carrying.
- Color‑matched lid options create a cohesive look for your hydration setup.
- Wide Mouth opening makes adding fruit, herbs, or ice simple.
- Fits all Wide Mouth caps, including the Flex Straw Cap and other Hydro Flask lids for flexible use.
Note: The Flex Straw Cap is not intended for hot liquids. For hot beverages, use an appropriate cap and keep hot drinks away from children.
FAQ
Q: What makes the Hydro Flask 40 oz Surf Blue with Flex Straw Cap a versatile choice?
A: TempShield insulation keeps drinks cold, the leakproof straw cap supports one-handed sipping, and dishwasher-safe stainless steel aids easy cleaning.
Q: Is the Flex Straw Cap suitable for hot beverages?
A: No. The Flex Straw Cap is not intended for hot liquids; avoid heating and keep hot drinks away from children.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
- Choosing a selection results in a full page refresh.