Custom 3.7V battery operated heated socks, colors and patterns can be customized.
Heating Zones: Fore plantar
Heating Technology: composite wire
Battery (included): 3.7V rechargeable 2000mAh Certified battery
Wash and Care: Machine or hand wash safe
Exterior Fabric: Cotton
Length of sole: M: 22CM / L: 23CM
Socks Height: M: 26CM / L: 29CM