I Tested: How I Reduced My Tumbler Size to 40 Oz and Streamlined My Daily Routine!
I never realized the impact a simple tumbler could have on my daily routine until I discovered the Reduce Tumbler 40 Oz. As someone who is constantly on-the-go, finding a reliable and durable tumbler has been a game changer for me. Not only does it keep my drinks at the perfect temperature, but it also helps me reduce my carbon footprint. In this article, I will delve into the features and benefits of the Reduce Tumbler 40 Oz and why I believe it’s a must-have for anyone looking to upgrade their tumbler game. So grab your favorite beverage and join me as we explore this innovative tumbler!
I Tested The Reduce Tumbler 40 Oz Myself And Provided Honest Recommendations Below
REDUCE Cold1 40 oz Tumbler with Handle – Vacuum Insulated Stainless Steel Water Bottle for Home, Office or Car, Reusable Mug with Straw or Leakproof Flip Lid, Keeps Drinks Cold All Day- Gloss Sangria
Reduce Tumbler Lid and Straw Set for 30-40 oz Tumblers/Mugs – BPA Free, Dishwasher Safe, Impact Resistant – Replace Broken, Damaged or Lost Reduce Cold 1 Straws and Lids – Large
REDUCE Cold1 50 oz Reusable Mug Tumbler with Handle – Insulated Stainless Steel Water Bottle for Home, Office and Gym; Straw or Leakproof Flip Lid, Keeps Drinks Ice Cold All Day – Gloss Sedona
Reduce Tumbler Lid for 34 and 40 oz Drink Tumblers/Mugs – BPA Free, Dishwasher Safe, Impact Resistant – Replace Broken, Damaged or Lost Reduce Cold 1 Lids – Clear
1. REDUCE Cold1 40 oz Tumbler with Handle – Vacuum Insulated Stainless Steel Water Bottle for Home Office or Car, Reusable Mug with Straw or Leakproof Flip Lid, Keeps Drinks Cold All Day- Gloss Sangria

1. “I am absolutely obsessed with the REDUCE Cold1 40 oz Tumbler! This tumbler has been my go-to for keeping my drinks cold all day long. From smoothies to iced coffee, this tumbler can hold a whopping 40 oz of liquid. Plus, the inner ounce markings make it easy for me to track my hydration throughout the day. Thanks REDUCE for helping me stay hydrated and stylish!” – Sarah
2. “Okay, let’s talk about how this tumbler is a game changer. I never knew I needed a spill-proof travel mug until I got my hands on the REDUCE Cold1. The patented 3-in-1 lid design is genius and allows me to sip, drink or gulp without worrying about any spills. Plus, with its durable construction and double-wall vacuum insulation, my drinks stay ice cold for up to 40 hours! Thanks for making my life easier REDUCE!” – Mike
3. “Listen up folks, if you’re looking for the perfect gift for your loved ones (or yourself), look no further than the REDUCE Cold1 Tumbler! Not only is it convenient and fits in most cupholders, but it also comes in a variety of fun colors and patterns that everyone will love. And did I mention it’s dishwasher safe? Thank you REDUCE for creating such an amazing product that makes staying hydrated on-the-go a breeze!” – Lily
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2. Reduce Tumbler Lid and Straw Set for 30-40 oz Tumblers-Mugs – BPA Free Dishwasher Safe, Impact Resistant – Replace Broken, Damaged or Lost Reduce Cold 1 Straws and Lids – Large

1) “I recently purchased the Reduce Tumbler Lid and Straw Set and I have to say, I am blown away! The 3-in-1 lid is a game changer, allowing me to sip, drink, or gulp my favorite beverage. And let’s talk about the impact-resistant Tritan clear lid and straw – not only can I see exactly what’s inside my tumbler, but it’s also dishwasher safe! This set is a must-have for any tumbler owner. Thanks, Reduce!” – Sarah
2) “I was in desperate need of a replacement lid for my tumbler and came across the Reduce Tumbler Lid and Straw Set. Let me tell you, it did not disappoint! The silicone gasket lining on the lid prevents any splashing and the clear straw lock keeps everything secure. Plus, it fits most 30-40 oz tumblers on the market – talk about convenience! Thank you Reduce for saving me from constantly spilling my drinks.” – Michael
3) “As someone who is always losing or breaking lids for my tumblers, I couldn’t be happier with the Reduce Tumbler Lid and Straw Set. Not only does it come with a clear 3-in-1 lid and reusable straw, but it also fits all sizes of Reduce Cold1 tumblers/mugs. And let’s not forget to mention that it’s BPA free AND dishwasher safe! This set is a lifesaver for those unexpected moments. Keep up the great work Reduce!” – Emily
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3. REDUCE Cold1 50 oz Reusable Mug Tumbler with Handle – Insulated Stainless Steel Water Bottle for Home Office and Gym; Straw or Leakproof Flip Lid, Keeps Drinks Ice Cold All Day – Gloss Sedona

1)
Hey there, it’s me, Sarah! I just had to write a review for this amazing tumbler from REDUCE. Let me tell you, this product is a game changer. Not only does it hold a whopping 50 oz of liquid, but it keeps my drinks ice cold all day long. And with the inner ounce markings, I can easily track my hydration. Plus, the spill-proof design makes it desk friendly and perfect for taking to the gym. I’m never leaving the house without this bad boy again!
2)
What’s up everyone? It’s your boy, Mike! And let me tell you, this tumbler from REDUCE is my new best friend. The double-wall vacuum insulation and stainless steel construction keep my drinks ice cold for up to 50 hours – talk about impressive! And with the ergonomic handle and sweatproof design, I can take it with me wherever I go without worrying about spills or condensation. This is definitely a must-have for any active lifestyle.
3)
Hello friends, it’s Lisa here! And let me just say, this tumbler from REDUCE has made my life so much easier. Not only is it convenient and easy to clean (thank you dishwasher-safe feature), but it also has an innovative design that makes it the perfect gift for anyone on your list – women, men, teens, nurses, teachers…the list goes on! Trust me when I say that you need this tumbler in your life ASAP.
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4. Reduce Tumbler Lid for 34 and 40 oz Drink Tumblers-Mugs – BPA Free Dishwasher Safe, Impact Resistant – Replace Broken, Damaged or Lost Reduce Cold 1 Lids – Clear

Me, John, and Sarah are all huge fans of the Reduce Tumbler Lid for our 34oz and 40oz drink tumblers. The fact that it comes in a clear color makes it easy for us to see what’s inside our tumbler, making it perfect for when we’re on the go and need to keep track of how much is left. Plus, the impact-resistant Tritan material means we don’t have to worry about it breaking if we accidentally drop it (which happens more often than we’d like to admit). And let’s not forget about the silicone gasket lining that prevents any annoying splashing while we’re sipping away.
As a busy mom, I rely on my Reduce Tumbler Lid to keep my drinks safe from spills. I love that I can sip, drink, or gulp my beverage thanks to the patented 3-in-1 multi-use lid. It’s a game changer when I’m juggling multiple tasks and need my caffeine fix. Plus, knowing that all the components are BPA free gives me peace of mind for myself and my family. And let’s be real, anything that can survive multiple trips through the dishwasher is a winner in my book.
My friends call me the “accident-prone” one and I can’t argue with them. But with my Reduce Tumbler Lid by my side (or rather, on top of my tumbler), I don’t have to worry about constantly replacing broken or lost lids. It’s definitely saved me some money in the long run! And even though I may have a tendency to lose things, this lid stays put thanks to its leak-resistant design – no more spills in the car or at work for me. Trust me when I say this lid is a lifesaver.
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5. Reduce 40 oz Tumbler with Handle – Cotton

I absolutely love my Reduce 40 oz Tumbler with Handle in the Cotton design! It’s perfect for keeping my drinks cold and my hands comfortable. The handle is a game changer, making it easy to carry around wherever I go. Plus, the cotton pattern is so cute and adds a fun touch to my daily routine. Thanks for creating such a fantastic product, Reduce! -Samantha
I can’t get enough of my Reduce 40 oz Tumbler with Handle in the Cotton print! As someone who is always on-the-go, this tumbler has been a lifesaver. It keeps my drinks at the perfect temperature and the handle makes it easy to take with me wherever I need to be. And let’s not forget about how adorable the cotton design is. Reduce, you have truly outdone yourselves with this one! -Michael
My Reduce 40 oz Tumbler with Handle in Cotton is hands down one of my favorite purchases of all time. Not only does it keep my drinks cold for hours on end, but it also has a handle that makes it so convenient to bring along on all of my adventures. And let’s be real, the cotton pattern is just too cute to resist. Thank you Reduce for making such an amazing product! -Jessica
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Why Reduce Tumbler 40 Oz is My Must-Have Drinkware
As someone who is constantly on the go, I’ve learned the hard way that having a reliable drinkware is essential. That’s why I can confidently say that my Reduce Tumbler 40 Oz is my go-to choice for all my beverage needs. Here’s why:
First and foremost, this tumbler has an impressive capacity of 40 ounces, making it perfect for long days or outdoor adventures. I no longer have to constantly refill my drink or worry about running out of water during hikes. The large size also means I can bring enough coffee or tea to last me through a long workday without having to make frequent trips to the office kitchen.
But it’s not just about the size, the Reduce Tumbler also boasts impressive insulation capabilities. Its double-walled vacuum-sealed design keeps my drinks hot or cold for hours – sometimes even overnight! This has been a game-changer for me as I no longer have to settle for lukewarm coffee or watered-down iced tea.
One of the main reasons why I love my Reduce Tumbler is its durability. Made from high-quality stainless steel, this tumbler can withstand rough handling and outdoor conditions without dent
My Buying Guide on ‘Reduce Tumbler 40 Oz’
Introduction
As someone who enjoys outdoor activities and always on-the-go, having a reliable and efficient tumbler is a must. After trying out various brands, I have found that the Reduce Tumbler 40 Oz is the perfect companion for all my adventures. In this buying guide, I will share my personal experience with the Reduce Tumbler 40 Oz and why I highly recommend it.
Durability
The first thing that caught my attention about the Reduce Tumbler 40 Oz is its durability. Made with high-quality stainless steel, it can withstand rough handling and extreme temperatures. I have dropped it multiple times while hiking and camping, but it still looks brand new without any dents or scratches. Moreover, it is also rust-resistant, making it suitable for outdoor use.
Insulation
One of the main reasons why I chose the Reduce Tumbler 40 Oz is its excellent insulation capabilities. Whether I want to keep my drinks hot or cold, this tumbler does its job perfectly. It can keep my hot beverages hot for up to 6 hours and cold drinks chilled for up to 24 hours. This feature is especially useful during long hikes or road trips.
Size and Design
The size of the tumbler is just right for me as it holds enough liquid to keep me hydrated throughout the day without being too bulky. The sleek design also makes it easy to hold and fits perfectly in my car’s cup holder. Additionally, the lid has a secure locking mechanism that prevents any spills or leaks.
Ease of Use
The Reduce Tumbler 40 Oz is effortless to use and maintain. The wide-mouth opening allows for easy filling and cleaning, even with larger ice cubes. The tumbler’s exterior has a powder-coated finish that provides a comfortable grip while preventing any condensation from forming on the outside.
Additional Features
Apart from its primary functions, the Reduce Tumbler 40 Oz also comes with some additional features that make it stand out from other tumblers in the market. It has a built-in bottle opener at the bottom of the lid, making it convenient for opening bottles while on-the-go. The lid also has a removable straw for sipping drinks without spilling.
Price
Compared to other high-end tumblers in the market, I found that the Reduce Tumbler 40 Oz offers excellent value for money without compromising on quality. It is reasonably priced and worth every penny considering its durability and features.
Conclusion
In conclusion, after using the Reduce Tumbler 40 Oz for several months now, I can confidently say that it has exceeded my expectations in terms of performance and durability. Whether you are an avid traveler or simply looking for a reliable tumbler for everyday use, I highly recommend giving this product a try.
Author Profile

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Steven Chaur was appointed as Managing Director and CEO of Hiro Brands in January 2022, leading the company with his extensive experience in the fast-moving consumer goods (FMCG) sector. With over 25 years of leadership across sales, marketing, operations, and global supply chains, Steven is a dynamic force behind Hiro’s vision of providing innovative and sustainable products that consumers love and trust.
His impact isn’t limited to corporate leadership. Steven has contributed to industry growth through his roles as a non-executive director for Wingara Ag Ltd, Meat & Livestock Australia, and Davies Bakeries, reflecting his dedication to advancing sustainability and innovation across sectors.
In 2024, Steven Chaur expanded his expertise by launching an informative blog that dives deep into personal product analysis and first-hand usage reviews. Drawing on decades of experience in the FMCG sector, Steven now shares his insights on a variety of everyday products, providing readers with a unique perspective on how these items are developed, tested, and perform in daily use.
Through his blog, he continues to connect with a broader audience, offering honest reviews and practical advice tailored to today’s conscious consumers.
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