What's in the box:

1 X Heated Socks Rechargeable Battery Socks Winter Warm High Tube Socks Men Women for Fishing Skiing Hunting (Grey), Grey

Heated socks can keep feet warm during fishing, hiking, hunting and skiing in hard winter.

Feature:
Made of thick cotton and spandex. absorbent, breathable, quick-drying, elastic thickened, and soft.
Rechargeable and hand washable.
2 rechargeable batteries (4-8h duration) and 2 battery pockets, so you can wear them in both indoor and outdoor activities.
Heat up within 1 minutes.
3 levels temperature setting.
Best gift welcomed during cold indoor & outdoor activities like lounging, fishing, camping, snowboarding, hunting, hiking.

Specification:
Material: 83% cotton, 10% polyester, 7% spandex
Battery: 2 * 3.7V/2200mAh Li-ion battery (included)
Duration: 4-8h
Size: Free Size
Washing: Hand wash only.

Package List:
1 * Pair of Socks
2 * Rechargeable Batteries
1 * USB Cable

Notes:
Only hand wash.
Do not charge when unattended.
Lithium battery exposure will be ineffective in an environment of minus 30 degrees.
It is strictly forbidden to use lithium batteries for moisture, water, fire and high temperature.
Do not strike the lithium battery.