Why Thousands Upgraded Their Daily Carry
Delivering quality and consistency that customers rely on.
Subtotal: $22.00
End the "two-bottle shuffle" with this smart silicone insert that turns your 40oz tumbler into a dual-chamber system for water and coffee—all in one hand.
Question 1: Will this divider fit my specific 40oz tumbler?
Answer 1: Absolutely. This precision-engineered insert is designed to fit most standard 40oz high-capacity tumblers, including popular brands like Stanley. The flexible silicone material contours to the inner shape of your vessel for a snug, leak-proof fit.
Question 2: Can I really carry one hot drink and one cold drink at the same time?
Answer 2: Yes! Our premium food-grade silicone is rated for extreme temperatures ranging from -40°C to 230°C. This allows you to keep ice-cold water on one side and piping-hot coffee on the other with zero flavor transfer or temperature mixing.
Question 3: Is it difficult to clean or maintain?
Answer 3: Not at all. We designed this for maximum efficiency, so it is 100% dishwasher-safe. Simply pop the divider out and place it in the dishwasher for a hassle-free clean, ensuring you’re ready for your next 'two-in-one' hydration day.
We offer Free Express Shipping on all orders! Please allow 1-2 Business Days for us to process and ship your order. Estimated Arrival Time: 7-12 business days.

End the "two-bottle shuffle" forever. This smart insert lets you enjoy variety and efficiency in one hand, keeping your daily essentials perfectly separated and accessible.
Double Your Drink, Halve Your Load
Lugging multiple heavy bottles is a clunky, frustrating chore. This clever insert lets you carry two drinks in one sleek, organized tumbler.
End the two-bottle shuffle.
Zero flavor transfer guaranteed.
Hot and cold drinks simultaneously.
Effortless dishwasher safe cleaning.
Delivering quality and consistency that customers rely on.
The Original Mix Master Drink Divider
Ended the Two-Bottle Shuffle
Customers stopped carrying multiple heavy containers and simplified their daily commute effortlessly.
Kept Different Flavors Separate
Users enjoyed coffee and water in one vessel without any mixing or flavor transfer.
Simplified Every Gym Session
Fitness enthusiasts carried pre-workout and water together without needing a second bulky bottle.
Stop carrying two bottles and upgrade your routine with a precision silicone seal that isolates flavors perfectly while fitting your favorite tumbler with a seamless, leak-proof finish.
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MixMaster
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Others
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Food-Grade Silicone
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Snug Flexible Seal
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Hot & Cold Ready
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Dishwasher Safe
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Zero Flavor Mixing
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Upgrade Your Daily Hydration Game
First Benefit
Carry Less
End the two-bottle shuffle for good.
Second Benefit
Zero Flavor Mix
Keep your coffee and water perfectly separate.
Third Benefit
Hot and Cold
Enjoy ice water and hot tea simultaneously.
Absolutely. It’s precision-engineered from flexible, food-grade silicone to snugly contour to the most popular 40oz high-capacity tumblers on the market. Whether you’re rocking a Stanley or another favorite brand, this insert creates a seamless, integrated feel that upgrades your current gear without requiring a bulky, brand-new bottle.
Not at all. The durable silicone creates a tight, isolated seal that completely separates both chambers. You can enjoy water on one side and electrolytes or coffee on the other with zero flavor transfer. It’s designed to keep your beverages 100% distinct, ensuring every sip tastes exactly as intended.
Yes! Our high-performance silicone is rated for extreme temperatures ranging from -40°C to 230°C. This means you can house piping-hot coffee right next to ice-cold water. It’s the ultimate solution for those who want to stay caffeinated and hydrated throughout their busy morning without carrying two separate containers.
We’ve made maintenance effortless for your busy lifestyle. The divider is completely dishwasher-safe and crafted from premium, BPA-free silicone that resists stains and odors. Unlike rigid plastic alternatives, it’s easy to pop in and out, ensuring your two-drink convenience never comes with a tedious double-cleaning headache.