A spare pair of socks to work with the Hotronic Heat Sock XLP battery-powered heated sock system.
- Made of nylon, spandex and merino wool in thick knit for warmth
- Padding on the shins adds comfort for hiking and skiing
- Integrated heating element works with the Hotronic Heat Sock XLP battery (sold separately)
- Unisex sizes: Small fits Mens 4-6, Women's 5-7. Medium fits Mens 7-8, Women's 8-9. Large fits Mens 9-10, Women's 10-11. XL fits Mens 11-13
- Socks only. Battery sold separately