Is the Frost Buddy Universal Can Cooler Worth It?

Worth it, if your drink sizes vary

4/5around $40

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By Jacques Rossouw, product buying decisions · updated 2026-07-23

Frost Buddy — Is the Frost Buddy Universal Can Cooler Worth It?

The moment

Why your can cooler never fits the drink you actually have

You reach for a can at the cookout, then your buddy hands you a slim seltzer, then someone cracks open a bottle, and you're back to hunting for the right koozie for each one. Ten minutes later your hand is wet, the label's peeling, and the drink's already lost its chill. A frost buddy is supposed to fix exactly that moment, the one where you own three different coolers and still can't grab the right one.

The mechanism

How the Frost Buddy's universal fit actually works

Here's what I'd want to know first: how does one holder actually fit a skinny seltzer can, a stout 16oz can, and a bottle without going loose and sloppy on at least one of them? The answer's in the interior, not the outside. Instead of one fixed tube, the inside steps down in stages, so a slim can rides higher and grips the narrower part of the cavity while a full 16oz can seats lower where the walls widen out. That's the actual trick behind the five-sizes-in-one claim, and it's why you stop owning a drawer full of single-purpose coolers. The double-wall stainless steel shell is doing its own quieter job: it keeps the cold in and the condensation off your hand, so there's no sweat ring on the coffee table and no clammy grip through the ninth inning. Frost Buddy says that combination keeps drinks 20 times colder for up to 24 hours; that's the maker's claim, not something I can verify, but the mechanics of a sealed double wall are well understood, and they do explain why a can stays colder longer than bare metal in your hand. The snap-on straw lid, sold separately, is the same shell doing hot drinks instead, which only matters if you actually want one holder pulling double duty.

The click

So the real trick isn't the cold, cold is what any decent double-wall cooler manages, it's that you stop buying a different holder for every can size in your fridge. If your drink of choice actually changes from can to bottle to slim can depending on the day, one holder that adjusts to all three earns its shelf space.

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Who it's for

Who the Frost Buddy is for, and who should skip it

Worth it if

your household drinks slim cans, 12oz cans, and bottles interchangeably
you want a no-sweat grip for outdoor use
you'd rather own one holder than a drawer of mismatched koozies
you occasionally want the straw lid option for hot drinks

Skip it if

you only ever drink the same size can
you want the lightest, cheapest single-purpose koozie
you need a guaranteed 24-hour cold time rather than a maker's claim

If you only ever drink one size of can, skip it and save the money on a plain koozie.

The verdict

The Frost Buddy review verdict

If your drinks come in more than one size, slim cans on weekdays and bottles on weekends, this is a quiet yes. If you only ever drink the same 12oz can, a plain single-size koozie does the same job for less.

Picture the next time drinks show up in three different sizes at once: you're not digging through a drawer for the right sleeve, you're just grabbing whichever holder is closest because it fits all of them. That's the actual relief here, one less decision at a cookout. It won't make a lukewarm can taste better, but it will stop the sweat ring on your armrest and the search for the right cooler. Worth having on hand before the next backyard afternoon rather than after.

Amazon shoppers rate it 4 out of 5 across 11,649 ratings. That is their number, not ours.

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Before you go

Does the Frost Buddy actually work?

Yes, the double-wall stainless steel keeps cold in and sweat off your hands, and the stepped interior really does grip cans and bottles of different sizes.