Hotronic Heat Socks Surround Thin

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Combined with the Hotronic XLP One Power Set Sock Warmer battery pack (not included), Hotronic Heat Socks Surround Thin become a complete sock heater system for lasting foot warmth.


  • Thin construction creates a low-volume, high-performance sock
  • Hotronic XLP One Power Set Sock Warmer battery packs (not included) attach to socks' inner cuffs using snap fasteners; 2-layer cuffs add protection and battery-pack support
  • Hotronic Surround heating element starts within the socks' double cuff and continues down the socks' outer layer and into the toe boxes for extra comfort and targeted warmth
  • Asymmetrical shin and instep protectors increase comfort
  • Reinforced in the toe and heel areas to protect against premature wear
  • Machine washable up to 86°F (30°C); wash in the included mesh bag


View all Hotronic Hand and Foot Warmers

Technical Specs

Best Use

Downhill Skiing




80% nylon/20% spandex

Sock Height


Sock Cushioning

No Cushioning



Size Chart

U.S. Men's2-34 - 67 - 89 - 1011 - 13
U.S. Women's3-45 - 78 - 910 - 1112 - 14
EU32-2435 - 3839 - 4142 - 4445 - 48

Sizing Notes

For socks, please use shoe size.

6 reviews with an average rating of 2.3 out of 5 stars

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