Typical price
$13-18
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Swigzy Car Cup Holder Expander Adapter (Stanley/Yeti/Hydro Flask)
Your 40oz Stanley/Yeti tips over on the seat because it won't fit a factory cup holder.
Quick verdict
An adapter that expands your car's cup holder to fit the 32-40oz Stanley, Yeti or Owala that never fit before.
Who it's for
An adapter that expands your car's cup holder to fit the 32-40oz Stanley, Yeti or Owala that never fit before.
What to know before you buy
- Confirm the exact model, size and current price on the Amazon page — variants and multi-packs differ.
How we picked this
Chosen from manufacturer specs and public research — no paid placement, and no hands-on testing we didn’t do, so there are no invented reviews or numbers here. Specs and prices vary by model and change over time, so confirm your exact one on the Amazon listing.
How we work →Car Gear Worth Keeping in Your Trunk
Beyond the emergencies, a handful of quality upgrades quietly make every drive better. These are the ones that earn their permanent spot in the car.
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