30oz DUAL CHAMBER TRAVEL MUGS FOR COFFEE & WATER
Description
Splitflask: The 2-in-1 Insulated Cup. Hot Coffee + Cold Water. No More Juggling Your Drinks.
Tired of juggling a coffee cup and a water bottle? We've all been there—the daily, frustrating choice between staying hydrated and enjoying your favorite hot drink. But you shouldn't have to choose.
Meet Splitflask, the innovative solution born from a real-life need. Invented by a dedicated NICU nurse, our unique, patented design solves the "double-fisting" dilemma, so you can enjoy your two favorite drinks in a single, perfectly designed bottle.
Splitflask is more than convenience; it's freedom. It’s the simple choice that transforms your chaotic routine into an organized, efficient one. No more sacrificing one essential for another. It's the smarter way to live, work, and stay hydrated.
Join over 30,000 happy customers who have made the switch. Your two-drink life starts now.
Splitflask isn't just a cup; it’s a total game changer for your on-the-go life.
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Patented Dual-Chamber Design: Our revolutionary inner wall keeps your hot and cold beverages completely separate, so you can have your coffee and your water, just the way you like them.
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Keeps Drinks at the Perfect Temp: Advanced insulation technology ensures your hot coffee stays hot and your water remains refreshingly cold long enough for you to enjoy them.
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100% Leak-Proof Guarantee: Crafted with a secure, airtight seal, so you can toss it in your bag with confidence, knowing you'll never have to worry about spills.
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Fits in Your Cup Holder: A slim, smart design that fits perfectly in your car, gym equipment, and more.
Shipping Information
We offer tracked and insured shipping for all of our orders. Order processing takes 1-3 business days before shipment.
Return Policy
We love our products and are confident you will too! That's why we are offering a 30-Day, Risk-Free Trial. If you are not in love with your results, we will give you a refund.
30oz DUAL CHAMBER TRAVEL MUGS FOR COFFEE & WATER
⭐️ STOP JUGGLING. START SIPPING.
We hear it all the time: “I was carrying two bottles everywhere.” Or: “I thought this was just another TikTok gadget.”
Splitflask is for people who’ve tried every tumbler, thermos, and bottle but still end up juggling coffee in one hand and water in the other.
It’s the only dual-chamber tumbler built to actually work for real people with real routines, hot + cold cravings, and chaotic schedules.
🗣️ “I used to balance a coffee cup and water bottle on my commute. Now it’s all in one cup, and I’ll never go back.” – Sarah M.
“As someone who needs caffiene *and* hydration on the go, this tumbler is a game-changer. The dual chambers keep my coffee hot and water cold for hours. Genius idea!”
– Hayley Zovickian, Buzzfeed
🚨 BEVERAGE CLUTTER WON'T FIX ITSELF
Carrying two bottles everywhere leads to a bag full of chaos and a desk that looks like a hydration graveyard:
- Coffee cup balanced in one hand
- Water bottle rolling around in the other
- Spills, leaks, and sticky desks
- Never enough room in your bag
🗣️ “I had no idea how much of a hassle my drink setup was until I switched to Splitflask. Total game-changer.” – Emily R., 29
Why Splitflask? Science-Backed Hydration with Real Life Benefits.
Wellness in Every Sip
Splitflask brings the benefits of heat and cold therapy to your everyday routine:
- Hot side: Soothes tension, relaxes muscles, preps your body for activity.
- Cold side: Reduces inflammation, refreshes your mood, aids post-workout recovery.
- Together? You get contrast therapy on the go — no ice baths or heating pads required.
HOW WE STACK UP
Splitflask is built with durable, food-grade stainless steel and a leak-proof dual-chamber design. It keeps your hot and cold drinks separate, doesn’t spill in your bag, and goes wherever your day takes you.
No gimmicks. No juggling. Just two drinks, one cup — built to actually work in real life.
Simply pour your drinks into each chamber one at a time.
Place the lid with the straw side over your cold drink and the spout side over your hot drink.
Lift the straw to sip your cold drink or the spout to swig your hot drink.
Special Features
- 1. Flip the straw for the perfect sip.
- 2. See-through cover for a clear view of your beverages.
- 3. Lift the flap for delightful gulps.
- 4. Food grade 18/8 stainless steel core.
- 5. Double wall vacuum insulated separation of compartments.
- 6. Right (gulp) chamber ideal for hot beverages.
- 7. Left (sip) chamber ideal for cold.
- 8. Food-grade silicone straw.
- 9. Built-in silicone base for protection and noise-dampening.
RISK-FREE 30-DAY MONEYBACK GUARANTEE
Try the Splitflask, the innovative tumbler that lets you carry hot and cold drinks in one. Enjoy your perfect beverage temperatures, risk-free, with our 30-day money-back guarantee. Experience the convenience and sustainability, and if you're not satisfied, return it for a full refund. Act now and simplify your drink routine!
FREQUENTLY ASKED QUESTIONS
Nope. The lid is 100% leakproof when closed—tested in gym bags, cars, and tote bags.
Splitflask is designed to carry two drinks–2 hot drinks for up to two hours or 2 cold for up to 4 hours. If you want to carry hot and cold drinks at the same time, you will get about 1-2 hours for each temperature.
Yes! The entire tumbler is top-rack dishwasher safe.
Absolutely. They’ll never mix—unless you want them to.
Absolutely. Every material is 100% BPA-free and food-grade safe.
MORE ITEMS
The Best Hot and Cold Tumbler
Welcome to the dynamic world of hot and cold tumblers! Whether you're sipping on a hot latte or a refreshing iced tea, or both, the right tumbler can make all the difference. This guide will delve into the essentials of hot and cold tumblers, exploring their evolution, types, and Splitflask is the best hot and cold tumbler for your needs.
Definition and Overview
A hot and cold tumbler is a versatile container designed to maintain the temperature of your beverage – hot or cold, for a long period of time thanks to its insulated construction. It's an indispensable accessory for anyone looking to enjoy their favorite beverages on the go.
Evolution of Tumblers for Temperature Retention
Tumblers have come a long way from their humble beginnings in 1913, when they were invented by William Stanley. Today, modern tumblers are marvels of insulation technology, offering superior temperature retention and durability, making them ideal for both hot and cold drinks.
Types of Tumblers
The world of tumblers is diverse, with each type catering to specific preferences, applications and needs.
Varieties with Straws and Lids
Hot and cold tumblers with straws and lids are a popular choice for their convenience, versatility, and enhanced insulation efficiency they offer. They're perfect for those who are constantly on the move, providing an easy way to enjoy your drink without spills or leaks.
Material Comparison
The choice of material is crucial in determining a tumbler's effectiveness.
Stainless Steel vs. Plastic Tumblers
Stainless steel tumblers like the Splitflask are celebrated for their durability, robustness and superior insulation, while plastic tumblers offer a lightweight and often more economical alternative. However, they may fall short in comparison when it comes to maintaining temperatures and aesthetics.
Finding the Best Tumblers
Choosing the right tumbler for both hot and cold drinks requires careful consideration of several factors. We've made that choice easier by creating a tumbler that carries and maintains the temperatures of hot and cold drinks at the same time.
Best Tumblers for Both Hot and Cold Drinks
Unless you don't mind the inconvenience of having to carry two tumblers when you need your hot and cold drinks at the same time, the the clear and only choice is Splitflask. Splitflask–the best tumbler for both hot and cold drinks features top-notch insulation, a durable build, and a lid design that not only is leak proof, but is also mix proof and allows you to sip independently from each side.
Essential Features of Tumblers
Knowing what features to look for can guide you in selecting the perfect tumbler.
Features to Look For
Features like temperature retention time, volume, BPA/BPS-free, leak-proof lids, ergonomic designs, and the quality of the seal are all important factors to consider when selecting the best hot and cold tumbler for your needs. These contribute to the tumbler's efficiency in maintaining the desired temperature. Splitflask checks all those boxes and more.
How Tumblers Maintain Temperature
The magic of temperature retention in tumblers lies in their vacuum insulation technology. Understanding this science can help you appreciate their design and make a more informed purchase.
Science Behind Insulation
Most high-end tumblers like Splitflask use double-wall vacuum insulation, an effective method of reducing heat transfer, thereby maintaining the internal temperature irrespective of the external environment. But unlike all other hot and cold tumblers on the market, Splitflask goes a step further by incorporating an additional double-wall vacuum between the left and right insulated chambers to prevent temperature transfer between both chambers.
Comparison with Regular Bottles
Insulated tumblers surpass regular non-insulated bottles in their ability to keep drinks at a consistent temperature for long periods of time, thanks to their specialized design and construction focused on thermal retention.
Hot and Cold Tumbler Brands
The market boasts a variety of brands, each offering unique features and technologies. All brands pretty much offer the same (or variations of the same) features except Splitflask which offers a patented dual chamber feature never before seen on the market.
Leading Brands in the Market
Brands like Yeti, Hydro Flask, Contigo, and Thermos are household names in the tumbler world, each bringing their own flair to the table. But not of them can offer the dual beverage option that Splitflask offers.
Brand-specific Features and Technologies
Understanding the unique features and technologies of these brands can help you zero in on the tumbler that best suits your requirements. All brands on the market offer similar features, making Splitflask a standout brand with its dual-chamber design.
The Versatility of Tumblers
Tumblers are incredibly versatile, suitable for a wide range of beverages. Thanks to their stainless steel construction, they are quite adept at living up to their promise.
Suitability for Various Drinks
Whether it's keeping your morning coffee hot or your water cold, tumblers are designed to handle various drinks, one drink at a time, thanks to their insulated properties. Splitflask is designed to handle two drinks at a time.
User Experiences
User experiences often underline the practical benefits of tumblers in daily life. Their widespread use is a testament to their versatility and convenience with millions of hot and cold tumblers being sold ever year in America alone.
The Best Tumbler for Temperature Retention
To find the best tumbler for temperature retention, consider factors like insulation quality, material, design, and user reviews.
Expert Recommendations
Experts often suggest opting for tumblers with double-wall vacuum insulation for the best temperature retention. The material and seal quality are also important considerations. Splitflask offers double-wall vacuum insulation and an airtight seal for your convenience.
Consumer Ratings and Feedback
Consumer ratings and feedback are invaluable for understanding the real-world performance of different tumblers. Splitflask reviews help to highlight aspects like temperature maintenance, durability, and convenience.
Advantages of Insulated Tumblers
Insulated tumblers offer several benefits, making them an optimal choice for both hot and cold drinks.
How Insulation Works
Insulation in a tumbler works by creating a vacuum barrier against heat transfer. The vacuum between the Splitflask tumbler walls is devoid of air molecules which prevents heat from escaping or entering each chamber, simultaneously maintaining the drink's temperature in each chamber.
The Purpose of Insulated Tumblers
Insulated tumblers are designed not just for temperature retention but also to promote a sustainable and eco-friendly lifestyle. They reduce the reliance on plastic disposable cups and water bottles, thereby minimizing waste and environmental impact. With Splitflask, you get to double you environmental impact. It's not just about the convenience of having your drinks at the right temperature; it's also about making the best eco-friendly choice.
The Splitflask Convenience
The Splitflask insulated tumbler is designed for maximum convenience. It is leak-proof & mix-proof, easy to carry, dishwasher safe, BPA/BPS-free, fits well in most cup holders, reduces twice as much single-use plastic, and allows you to carry 2 drinks in 1 cup, making them it the most ideal and eco-friendly choice for all occasions.