*Heated socks from are providing you absorbent and breathable feeling just like any other elegant socks could be.
*Tiny size heated modules can hardly feel in the socks but can provide continuous heat.
*Washable, comfortable and lightly make your feet warm and freely. 3.7V version has larger heated area, and more effective in your outdoor using.

• Material: Cotton and Spandex
• Size: Free size (UK size from 6 to 10)
• Color: Gray as per the picture
• Heating zone: Front foot
• Power supply: 3.7V 2200mA Li-ion battery (A pair of batteries with 1 charger are included in the package)
• Use condition: Aroung 5 hours(Depending on the outside temperature)
• Inner packing: PP plastic bag
• Master packing: Small CTN box