Battery kit Therm-ic SIEVI

- The Alaska Thermo features an integrated, separately rechargeable and easy-to-use heating system that can heat your feet all day with just one charge.
- Every aspect of the shoes has been designed for cold conditions.
- Warm lining, winter-grade rubber soles that stay flexible even in freezing conditions, a wide fit and Thinsulate thermal insulation make Alaska Thermo the ultimate winter shoe.
- EN ISO 20345: S3 SRC HRO