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Item #:
106929621
Mainstays 40 oz Black Stainless Steel Double-Wall Water Bottle
88% of respondents would recommend this to a friend
Item #:
106929621
SLE 785
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Thursday, October 01
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Stay hydrated in style with our 40 fl oz double-wall stainless steel bottle, designed for every adventure.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Durable Material
Constructed from high-quality stainless steel, this water bottle is both rust-resistant and impact-resistant, ensuring longevity and reliable use for outdoor adventures or daily hydration.
Insulated Design
The double-wall vacuum insulation keeps beverages hot or cold for hours, allowing users to enjoy their favorite drinks at the perfect temperature throughout the day.
Compact & Portable
The narrow mouth design makes for easy drinking and fits standard cup holders, making it a practical choice for on-the-go hydration without spills or mess.
Product Details
| Volume capacity | 40 oz |
| Material | Stainless Steel |
| Is bpa-free | Y |
| Water bottle feature | Insulated |
| Color | Black |
| Water bottle lid style | Screw Top |
| Brand | Mainstays |
| Weight | 1.04 lb (470 grams) |
| Dimensions | 3.54 x 3.54 x 11.93 in (9 x 9 x 30.3 cm) |
Who Should Buy?
-
Outdoor Enthusiasts
Perfect for hikers and campers who need a durable, insulated bottle to keep drinks cold or hot.
-
Gym Goers
Ideal for fitness enthusiasts looking for a stylish and functional way to stay hydrated during workouts.
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Daily Commuters
Great for people who spend long hours on the road, ensuring they have access to refreshing beverages.
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Budget Shoppers
Might not be suitable for individuals looking for a very low-cost water bottle alternative.
Product Description
Mainstays 40 oz Black Stainless Steel Double-Wall Water Bottle
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Is the bottle safe for hot beverages?
Answer: Yes, the double-wall vacuum insulation keeps your drinks hot safely. -
Question:
Can I interchange the lid with other MS hydration bottles?
Answer: Absolutely! The chugger lid is interchangeable with other MS hydration bottles. -
Question:
What materials is the bottle made of?
Answer: The bottle is made of 304 stainless steel and is BPA-free for safe use.
Mainstays Travel Mugs Editorial Review
The Mainstays 40 oz Black Stainless Steel Double-Wall Water Bottle is designed to keep your drinks cold or hot for extended periods, thanks to its insulated feature. Made from durable stainless steel, it is BPA-free, ensuring safe hydration. This water bottle features a convenient screw top lid for easy access, making it practical for daily use or outdoor activities. Users appreciate its substantial volume capacity, allowing for less frequent refills. Its sleek black color provides a modern look suitable for various occasions.
Customer Reviews & Ratings
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Pros
- 40 oz capacity for less frequent refills
- Insulated to maintain beverage temperature
- BPA-free material for safe drinking
- Screw top lid for easy access
- Lightweight design for portability
Cons
- May not fit standard cup holders easily
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
SLE 785
Order now and get it around Thursday, October 01
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- 40 fl oz capacity, perfect for all-day hydration.
- BPA-free and reusable for eco-friendly use.
- Leak-proof chugger lid for mess-free drinking.
- Double-wall vacuum insulation keeps drinks hot or cold.
- Available in 4 stylish colors to match your personality.
- Sweat-free design prevents condensation, ensuring comfortable handling.
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