Do these slippers have a battery?

No. The heating patch runs from USB power, so you connect a power bank, laptop or car adapter with a cable.

Yes. The heating patch is detachable, so you remove it before cleaning the slipper.

How fast do they heat up?

The maker says they reach and hold warmth in about 3 minutes.

Can I walk around in them while they heat?

Only as far as the USB cable allows. They are meant for sitting at a desk, not walking around.

Do they have a temperature control?

No. There is a single heating level rather than adjustable settings.

Where is the Fnochy USB Heated Slippers cheapest?

At Walmart, for $17.49, as of our latest check.

Fnochy USB Heated Slippers

Best price now

$17.49at WalmartChecked 8 h ago

Prices are checked against each store and labelled with when.

Visit Walmart

Fnochy USB Heated Slippers

Best price now

$17.49at WalmartChecked 8 h ago

Prices are checked against each store and labelled with when.

Visit Walmart

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Price facts

Lowest price today: $17.49 at Walmart (checked Nov 15, 2026).

Our take on the Fnochy USB Heated Slippers

These are soft indoor slippers with a removable USB-powered heating patch tucked inside. The knitted wool and cotton upper and thickened sole are meant to keep feet warm at a desk, and the heating element is detachable so the slippers can be washed. They plug into a power bank, laptop or car adapter rather than a wall outlet, so warmth depends on what you connect. Rivals in this niche often use built-in batteries or fixed heating zones; these trade cordless freedom for a simpler, washable design. Best suited to desk-bound work, study or gaming in a cold room.

Best forOffice and desk workers with cold feetStudents and gamers at a computerPeople who want washable heated slippersIndoor use with a power bank nearby

Pros

Detachable heating patch lets you wash the slippers
Soft knitted wool and cotton upper
Thickened non-slip sole
Plugs into power bank, laptop or car adapter
Heats up within about 3 minutes

Cons

Tethered to a USB cable while heating
No built-in battery, so it needs an external power source
Single heat setting, no adjustable temperature
Warmth depends on the power source you connect

Fnochy USB Heated Slippers prices at every store

WalmartNew
In stockSold by FNOCHY DiscountStoreReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.
$17.49Free shippingChecked 8 h ago
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About the Fnochy USB Heated Slippers

These USB heated slippers are indoor slippers with a built-in heating patch. The upper is made of knitted wool and warm cotton. The sole is thickened and non-slip.

The replaceable heating patch uses a far-infrared heating sheet and has a USB interface. It connects to a power bank, a computer, a car charging adapter or similar USB power sources. The slippers heat up quickly and hold a constant temperature of 40-50°C.

The slippers are washable, and the design is detachable for easier cleaning. They come in one free size.

Material: Knitted wool and warm cotton
Heating: Replaceable far-infrared heating patch
Temperature: 40-50°C
Heat-up time: Heats up quickly and holds a constant temperature within 3 minutes
Power: USB interface; works with a power bank, computer or car charging adapter
Sole: Thickened, non-slip
Care: Washable, detachable design
Size: Free size
Color: Pink
In the box: 1 pair of slippers, 1 USB cable (no power bank, no shoebox)

Specifications

color: PinkSource
actual_color: PinkSource

Questions and answers

Do these slippers have a battery?: No. The heating patch runs from USB power, so you connect a power bank, laptop or car adapter with a cable.
Can I wash them?: Yes. The heating patch is detachable, so you remove it before cleaning the slipper.
How fast do they heat up?: The maker says they reach and hold warmth in about 3 minutes.
Can I walk around in them while they heat?: Only as far as the USB cable allows. They are meant for sitting at a desk, not walking around.
Do they have a temperature control?: No. There is a single heating level rather than adjustable settings.
Where is the Fnochy USB Heated Slippers cheapest?: At Walmart, for $17.49, as of our latest check.