⭐️⭐️⭐️⭐️⭐️ 30,000+ Customers

TWO DRINKS, ONE CUP, ZERO HASSLE.

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Loved By Moms, Nurses, Teachers & Professionals

Why Moms Like Drew Barrymore Love It

Carries Two Drinks | Keeps two separate temperatures | Reduces clutter | More eco-friendly | More convenient | Saves time and money

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Reported stressing less about what drinks to carry.
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Said they now they enjoy sharing with their kids.
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Say it's perfect for ADHD & neurodivergents.
0K+
Tumblers sold worldwide in just the first year.

Invented by a NICU Nurse

As a NICU nurse, I faced a daily dilemma: choose between my essential morning coffee or staying hydrated with water. My frustration sparked an idea to create Splitflask, a single container that holds both hot and cold drinks, so no one has to choose again.

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(4.9/5 stars, 1000+ reviews)

Loved by 30,000+ Happy Customers

Jackie M.

"I love this travel mug! I’ve only used/had it for a few days but so far it’s wonderful to only take 1 cup with me! It’ll be even better when I a get a handle for it!"

Alex T.

"I'm a teacher and this has saved my morning. Hot coffee and cold water all in one!"

David L.

"I love that I can have my protein shake and my water on the same trip to the gym. Genius design."

Jessica C.

"My little one thinks she is drinking from moms cup but she hasn't yet figure out there are two side. Absolute genius. Every mom should have this."

Maya W.

"I'm a school bus driver and it is nice to able to finally have a cold and hot drink when driving as I only have one cup holder so having one cup to hold to drinks is gold!! So excited!!."

No More Juggling

A game changer and super convenient problem-solver that provides a sense of freedom and simplifies a chaotic daily routine.

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Girl conveniently and hapily placing her 100% leakproof Splitflask tumbler into her bag.
The Convenience
Girl struggling to maintain multiple containers and tumblers of drinks
The Struggle

The ADHD Hydration Hack

Are you an ADHDer surrounded by half-finished drinks? Research shows this habit is a common coping mechanism, driven by a need for constant sensory stimulation and a tendency to forget. Splitflask solves this by giving you the variety you crave in one organized, clutter-free vessel.

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Patented Design

  • Flip the straw for the perfect sip.
  • See-through cover for a clear view of your beverages.
  • Lift the flap for delightful gulps.
  • Food grade 18/8 stainless steel core.
  • Double wall vacuum insulated separation of compartments.
  • Right (gulp) chamber ideal for hot beverages.
  • Left (sip) chamber ideal for cold.
  • Food-grade silicone straw.
  • Built-in silicone base for protection and noise-dampening.
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Features callouts for a cross sectional view of the Splkitflask tumbler
Features callouts for a cross sectional view of the Splkitflask tumbler

Got Questions?

Can Splitflask really keep drinks both hot and cold at the same time?

Absolutely! Splitflask’s advanced double-walled vacuum insulation technology provides two separate thermal environments within one bottle. This ensures your iced tea stays perfectly chilled while your hot cocoa remains deliciously warm for hours.

Can Splitflask fit in my car cupholder?

Absolutely. Splitflask fits in the majority of car cup holders.

Is Splitflask dishwasher safe?

Yes, Splitflask is dishwasher safe! You can conveniently place it in the dishwasher for easy cleaning without worrying about damaging its durable stainless steel construction or leak-proof seal.

Can I return Splitflask if I am not happy with it?

Absolutely! At Splitflask, we want you to be completely satisfied with your purchase. If you are not happy with your Splitflask, you can return it within 30 days of purchase for a full refund. Please ensure it is in its original condition and packaging. For more details on our return policy and to initiate a return, please visit our Returns & Exchanges page or contact our customer support team. Your satisfaction is our priority!