Heated socks and Bluetooth battery pack

Pack of heated ski socks with bluetooth batteries. The Heat Fusion UNI socks heat all around the toes and the S-PACK 1400B batteries will give you up to 16 hours of warmth. The socks are technical and will keep your feet warm thanks to the composition of natural and synthetic fibres. Control your heat with your smartphone thanks to the bluetooth!

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Product benefits

Discover our pack of heated socks for skiing with bluetooth batteries providing up to 16 hours of heat. Thanks to the new Heat Fusion technology, the socks heat all around the toes. The batteries are easily attached to the socks with two press studs. Thanks to the bluetooth functionality you can control the heating from the Therm-ic app on your smartphone.

The pack comes with a USB charging cable. The USB power supply is not included in the kit.

Technical characteristics Heat Fusion UNI

  • Heat Fusion: Heating element that spreads heat around the toes.
  • Merino IC: A blend of Merino wool and Warm Reflector fibres to keep feet warm.
  • Anatomical Construction: Anatomically shaped feet for better support.
  • Batteries: easy to attach with press studs.
  • Padded reinforcements: shin protectors for better comfort and toe and heel protectors.
  • Ventilation: micro-ventilated arch for a good evacuation of perspiration.
  • Knee height

Technical characteristics S-PACK 1400B

  • - Up to 16 hours of heat
  • - USB charging cable included
  • - USB mains charger not included
  • - Compatible with all Therm-ic heated socks 


  • 41% Polyamide
  • 20% Merino wool
  • 13% Polypropylene
  • 13% Acrylic
  • 11% Polyamide Microfibre
  • 2% Lycra

Care instructions

  • Remove the battery from the sock before machine washing
  • Turn the sock inside out before washing
  • Do not use bleach
  • Do not use fabric softener
  • Washable up to 30°C
  • Store batteries in a cool place (5°/41°F to 20°/68°F)
  • Batteries should be half charged before storage


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