Heated sock with Bluetooth batteries - Set Heat Multi + S-Pack 700B V2

Make the most of your winter activities with PowerSocks sets Therm-ic. Each PowerSocks set Therm-ic includes a pair of heated socks and a pair of S-Pack batteries. Featuring imperceptible heating elements, PowerSocks ensure optimum heat distribution to the whole foot, for unrivalled comfort. S-pack 700B batteries provide up to 8 hours of warmth. They are also Bluetooth-enabled, so you can manage your heat remotely via a smartphone: Therm-ic Heat Control App.