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- (3 pack) Mainstays 40 oz Stainless Steel Tumb...
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Item #:
168056640
(3 pack) Mainstays 40 oz Stainless Steel Tumbler with Straw and Handle, Double Wall Insulated, Black
80% of respondents would recommend this to a friend
Item #:
168056640
MWK 137186
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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Imported from USA store
QTY:
Order now and get it around Friday, September 11
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The 40-Ounce double wall stainless steel tumbler will keep you hydrated all day long.
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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
Double Wall Insulation
Keeps beverages hot or cold for hours, ensuring optimal drinking temperature while reducing condensation on the exterior for a comfortable grip.
Durable Material
Crafted from high-quality stainless steel, these tumblers are designed to withstand everyday use, making them perfect for outdoor adventures, travel, or daily commutes.
Convenient Design
Equipped with a sturdy handle and reusable straw, offering easy portability and a seamless sipping experience—ideal for anyone on-the-go or enjoying leisure time.
Product Details
| Volume capacity | 40 oz |
| Material | Stainless Steel |
| Features | Double-Walled |
| Color | Black |
| Brand | Mainstays |
| Theme | Tumbler |
| Shape | Cup |
| Height | 10.47 in (26.6 cm) |
| Pieces | 3 |
| Text | 40 Ounce |
| Activity | Everyday |
| Weight | 1.29 lb (590 grams) |
| State chemical disclosure | None |
| Has written warranty | No |
Who Should Buy?
-
Outdoor Enthusiasts
Ideal for camping, hiking, or picnics; keeps drinks cold for hours in hot weather.
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Busy Professionals
Perfect for on-the-go hydration; large capacity gets you through long workdays without constant refills.
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Fitness Buffs
Great for gym sessions; double wall insulation keeps water cold during intense workouts or sports activities.
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Children
Not suitable for young kids; potential spills and their lightweight design may easily topple over.
Product Description
(3 pack) Mainstays 40 oz Stainless Steel Tumbler with Straw and Handle, Double Wall Insulated, Black
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Customer Questions & Answers
-
Question:
Is this tumbler safe for food and drink?
Answer: Yes, it's made of food-grade stainless steel and is BPA-free. -
Question:
Can I use this tumbler for hot and cold beverages?
Answer: Absolutely, the double-wall vacuum insulation keeps drinks at their desired temperature. -
Question:
Is the tumbler easy to carry on the go?
Answer: Yes, it features a large handle and is perfect for travel, sports, and camping.
Mainstays 40 oz Tumblers Editorial Review
The (3 pack) Mainstays 40 oz Stainless Steel Tumbler with Straw and Handle is ideal for everyday use, featuring a double-walled design that keeps beverages hot or cold for extended periods. This versatile tumbler, made of durable stainless steel, boasts a generous 40 oz volume capacity and comes in a sleek black finish. Users appreciate its convenience and practicality, particularly the included straw and handle, making it easy to carry around. Additionally, its robust construction ensures longevity, making it a great addition to any daily routine.
Customer Reviews & Ratings
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Pros
- Made from durable stainless steel
- Double-walled design for insulation
- Generous 40 oz capacity
- Includes straw and comfortable handle
- Stylish black color
- Ideal for everyday activities
Cons
- Beverage temperature may vary without a lid.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 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.
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MWK 137186
Order now and get it around Friday, September 11
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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Features & Benefits
- Made from 18/8 recycled stainless steel for durability.
- BPA-free and safe for health, ensuring no metallic taste.
- Features double-wall vacuum insulation for temperature retention.
- Includes a lid, straw, and a large handle for convenience.
- Ideal for various activities like sports, travel, and camping.
- 40-ounce capacity to keep you hydrated throughout the day.
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