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Mainstays 40 oz Stainless Steel Tumbler with Straw and Handle, Double Wall Insulated, Pink

4.4 stars out of 799 reviews
(4.4)|
799 ratings

Key item features

  • Durable Material: Made from 18/8 recycled stainless steel, ensuring it is firm, rustproof, and safe for health.
  • Double-Wall Insulation: Features double-wall vacuum insulation to keep beverages at the desired temperature for longer periods.
  • Large Capacity: Holds up to 40 ounces, making it ideal for staying hydrated throughout the day.
  • Reusable Straw: Comes with a reusable straw, promoting eco-friendly practices.
  • Convenient Handle: Equipped with a large handle for easy carrying and handling.
  • Versatile Use: Suitable for various activities such as swimming, sports, travel, camping, and parties.
  • Attractive Design: Available in a stylish Pink Blush color, adding a touch of elegance to your drinkware collection.
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Current price is $13.8734.7 ¢/fl oz
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Columbus, 43215
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Customer ratings & reviews

4.4 out of 5 stars
stars799 ratings259 reviews
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Reviews summary

Pros

  • : Holds plenty of liquid without needing frequent refills.
  • : Keeps cold for hours, even overnight.
  • : Offers great quality at a lower cost.
  • : Made with sturdy materials for a solid feel.
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Showing 1-3 of 259 reviews

Jun 20, 2025
Johnny
Item details
Color: Black
5 out of 5 stars review

Verified Purchase

it will keep us overnight easily. keeps everything cold I love it. the only thing I don't like the lid is a little difficult to put on. and it's top heavy it will tilt over very easily. but I would order another one without thinking twice about it highly recommend it

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Nov 2, 2025
Anita
Top Reviewer
Item details
Color: Black
5 out of 5 stars review

Verified Purchase

Great cup for water drinkers

If water is your drink of choice, this LARGE 40 oz cup is what you need to own. It has a stainless steel inside and a plastic outside. The lid screws on and the only way to drink out of it is the tough plastic straw. If you don't want to drink out of the straw, you can unscrew the lid and drink out of the cup. Be aware that if you spill it, EVER YTHING will get wet!

Helpful?5O2GLGI87PAA6684006155
Feb 10, 2026
Kelly
Top Reviewer
Item details
Color: Black
5 out of 5 stars review

Verified Purchase

Great value tumbler, does the job without the hype

I'm really impressed with the Mainstays 40 oz Stainless Steel Tumbler. For the price, it performs way better than I expected. It keeps my drinks cold for hours (even with ice), and the stainless steel feels sturdy and well made. The handle is comfortable and makes it easy to carry around, especially for long days or car trips. The straw is a nice bonus and works well for both water and iced drinks. I also like the size — it holds plenty so I don't have to constantly refill. It fits in my car's cup holder, which is a huge plus. Overall, this is a great affordable alternative to more expensive tumblers. If you want something practical, durable, and budget-friendly, this is definitely worth buying.

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