S-Pack 1400B - Batteries for Heated Socks Ultra Warm making them ideal for cross-country

making them ideal for cross-country skiing and Nordic training in cold conditions

the system of heat channels guides moisture to outside the sock

Check out the Heat Kit + C-Pack 1700B bundle for up to 17 hours of warmth

and featuring advanced micro-channel construction

and all-day comfort on the mountain

S-Pack 1400B - Batteries for Heated Socks Ultra Warm making them ideal for cross-countryThe S Pack 1400B battery pack offers up to 14 hours of heating power for Therm ic and SIDAS heated sockswith full Bluetooth control from your smartphone. This set includes two Bluetooth enabled rechargeable batteries and a dual USB cable (charging cube not included). What's Included 2 S Pack 1400B rechargeable batteries 1 USB charging cable (dual charging) charging cube NOT included Heating Duration Level 1: up to 9 hours Level 2: up to 6 hours Level