Frost Away dehumidifier bag held over a car dashboard Blue and pink indicator: dry and saturated Frost Away bags Frost Away pulling moisture out of the whole cabin Frost Away between the front seats drying the floor mats Frost Away in the trunk absorbing melted snow Frost Away in the trunk with winter gear Frost Away in the back seat Frost Away in the door pocket Frost Away on the center console Frost Away under the seat Recharging Frost Away on a radiator 1 Frost Away bag + 1 non-slip dash mat 2 Frost Away bags + 2 non-slip dash mats 4 Frost Away bags + 2 non-slip dash mats
❄️ WINTER SALE - UP TO 50% OFFLimited winter offer · Worldwide shipping
Reusable for years
★★★★★ 4.8 · 16,237 happy drivers

Frost Away™ Dehumidifier Bag

Pulls the damp out of your car overnight - so you get clear windows, a fresh-smelling cabin and no damp for mold to grow in.

$29.99$42.99 SAVE 30%
  • Clear windows every morning
  • No more musty smell
  • Stops the damp mold needs
  • Reusable for years
Color indicator · Easy to recharge · No chemicals, batteries or liquid
Choose your bundle2 bags recommended for the whole car
1 Bag + 1 MatFREE SHIPPINGClear windows all around · non-slip dash mat included free $29.99$42.99 Save 30%
2 Bags + 2 MatsMost
Popular
FREE SHIPPINGFull car: all windows, floor mats and trunk · 2 dash mats free
$47.99$79.99 Save 40%
4 Bags + 2 MatsBest
Value
FREE SHIPPINGFor 2 cars: 2 bags in each car · 2 dash mats free
$69.99$139.98 Save 50%
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Secure checkout
Worldwide shipping
30-day guarantee

WHAT IT FIXES

One bag. Three winter problems solved.

Dry floor mats.

Snow from your boots melts and soaks in. Frost Away pulls that moisture from the air so mats dry instead of staying damp.

Clear windows every morning.

No fog or frost on the inside - windshield, side and rear windows.

No musty smell.

Damp trapped under mats and in the trunk is how mold starts. Less moisture, fresher car.

Same windshield. One night later.

With Frost Away Without Frost Away Without Frost Away With Frost Away

SEE IT IN ACTION

Drop it in. Forget about it.

Place it
Overnight
Pink? Recharge it

Excellent - based on 847 reviews

What customers say about Frost Away

10/28/2026
Mike R. Verified

No more foggy windshield

I used to spend 10 minutes every morning wiping condensation off my windshield. Placed the Frost Away bag on the dashboard and the next morning - completely clear. Game changer for winter driving.

10/25/2026
Sarah L. Verified

Works exactly as advertised

Was skeptical at first but this little bag actually absorbs all the moisture. My car windows are crystal clear every morning. Already ordered a second one for my husband's truck.

10/22/2026
James K. Verified

Best car accessory I've bought

Living in the Pacific Northwest means constant humidity. This bag keeps my windows fog-free and the interior smelling fresh. The indicator dot is a nice touch - you know exactly when to recharge it.

How it works

One bag. A dry car all winter.

Silica gel pulls the damp out of the cabin air while you are parked, so your glass stays clear on the inside.

Works 24/7 while parked
Whole car dryWindows, floor mats and trunk.
No musty smellStops damp and mould at the source.
Reusable for yearsRecharge it and use it again.
Zero hassleNo chemicals, batteries or liquid.
Built-in colour indicator
Blue = dry & workingPink = time to recharge
Use it anywhere: Car Van Caravan Boat Home

How to use

1Place itOn the non-slip mat on your dashboard, in a door pocket or under a seat.
2Leave itIt works while the car is parked. No plug, no setup.
3Check the colourBlue means it is working. Pink means recharge.

Tip: very damp car (wet shoes, dog, snow on the mats)? Use 2 bags, one in the front and one in the back.

Recharging

Microwave: about 6 minWrap it in a paper towel, 600 W, let it cool.
Radiator: 1-2 daysNo microwave? Leave it on a warm radiator.
Blue again = readyPut it back in the car. Repeat for years.

What's in the box

1
1 bag + 1 matClear windows all around.
2
2 bags + 2 matsThe whole car: windows, floor mats and trunk.
4
4 bags + 2 matsTwo cars, or a van, caravan or boat.

How it compares

See how Frost Away stacks up against the usual fixes.

Feature Best choiceFrost AwayFrost Away Disposable absorbersDisposable absorbers Wiping the glassWiping the glass
Works while the car is parked
ReusableFor yearsSingle use, then binned
Tells you when to rechargeBlue → pink indicator
No chemicals, no liquidVaries by product
Effort each morningNoneNoneEvery morning, and it smears
Cost over timeOne purchaseRepeat purchasesYour time, every day
★★★★★

Loved by drivers who park outside

”
★★★★★

Noticed a real difference

Between snowy boots and wet floor mats, my car always felt damp. Noticed a real difference after using this for a few days.

— Amanda S., Madison, WI
”
★★★★★

Less fog every morning

Simple product that does what I needed. Just leave it on the dashboard and there's less fog to deal with in the morning.

— Brian T., Anchorage, AK
”
★★★★★

Love that it's reusable

Love that it's reusable instead of something I have to keep buying. The color indicator is a nice touch too.

— Chris B., Milwaukee, WI
”
★★★★★

It actually helps

Honestly didn't expect much, but it actually helps. Way less moisture on the inside of my windows now.

— David K., Fargo, ND
”
★★★★★

Better than I expected

I park outside all winter and the inside of my windshield was always a problem. This has helped more than I expected.

— Emily W., Burlington, VT
”
★★★★★

One for each car

Bought two, one for each car. Super easy to use and both cars seem noticeably less damp in the mornings.

— Jason P., Grand Rapids, MI

Questions

Does it melt ice on the outside of the windshield?

No. Frost Away works on the inside of the car. It absorbs moisture from the cabin air so less fog and frost forms on the inside of the glass. It does not melt outside ice, remove snow or heat the car.

How do I know when it needs recharging?

The indicator beads change colour: blue means dry and working, pink means it is time to recharge.

How do I recharge it?

Warm it in the microwave or leave it on a radiator until the indicator turns blue again, then put it back on the dashboard. You can repeat this for years.

Is it safe to keep in the car?

Yes. It is a sealed silica gel bag: no chemicals, no batteries and no liquid.

How many do I need?

One bag on the dashboard is enough to keep all the windows clear. If you also want dry floor mats and a dry trunk, we recommend two bags: one on the dashboard and one in the back seat area or in the trunk.

What if it does not work for me?

You are covered by the 30-day money-back guarantee. Contact us and we will sort out the return.

How much is shipping and how do returns work?

Free tracked door-to-door delivery on every order, worldwide. Orders ship the next business day, with a tracking link by email as soon as the parcel is on its way. Local import duties or taxes may apply in some countries.

Every order is covered by our 30-day money-back guarantee: try Frost Away through a few cold mornings, and if it does not make a difference on the inside of your windows, contact us for a full refund.

30-day money-back guarantee

Try Frost Away through a few cold mornings. If you do not see the difference on the inside of your windows, send it back within 30 days for a full refund.

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+16k ★★★★★16,237+ happy drivers · 4.8/5