The Batteries make the difference. Put on a pair of MPI Outdoor HEAT SOX , before you put on your boots, and they will provide safe heat to keep you warm and comfortable. You can control warmth from Low to High. *Batteries not included. |
The Batteries make the difference. Put on a pair of MPI Outdoor HEAT SOX , before you put on your boots, and they will provide safe heat to keep you warm and comfortable. You can control warmth from Low to High. *Batteries not included. |