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Reusable car dehumidifier bag

Fog-free windows. Every morning.

Clear windows, dry floor mats and a fresh-smelling car – every winter morning.

Windshield from inside, after FrostNixWith FrostNix
Windshield from inside, before FrostNixWithout FrostNix
What it fixes

One bag. Three winter problems solved.

Dry floor mats.

Dry floor mats.

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

Clear windows every morning.

Clear windows every morning.

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

No musty smell.

No musty smell.

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

How it works

Three steps. Zero effort in the morning.

  1. Place it in your car
    1
    Place it in your car
  2. It absorbs moisture all night
    2
    It absorbs moisture all night
  3. Pink? Recharge in the microwave & reuse for years
    3
    Pink? Recharge in the microwave & reuse for years
Blue = dry Pink = time to recharge
FrostNix Dehumidifier Bag

FrostNix Dehumidifier Bag

Silica gel bag for the dashboard. Absorbs moisture overnight, shows you when it needs recharging, and works winter after winter.

Why not just turn on the heater?

FrostNix Heater / defroster Disposable absorbers
Works while the car is parkedYes, all nightOnly with the engine runningYes
Clear glass when you get inLess fog and frost insideAfter 5–10 min of idlingPartly
Takes the moisture out of the carYes, mats and cabin dry outHeats the air, the damp staysPartly
Tells you when to rechargeBlue → pink indicator—No
ReusableFor years—Single use, then binned
Cost over timeOne purchase Fuel and time every morningRepeat purchases

30-day money-back guarantee

Try it through a few cold mornings. Not convinced? Send it back for a full refund.

Free shipping on every order

Free tracked shipping on every order to the US, Canada, Australia & more. Delivered in 7–12 business days with a tracking link by email.

Real people, real answers

Questions before or after you buy? We reply within 1 business day.

Quick answers

No. FrostNix 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.

All questions →