The Thermic Sole TrimFit heated insole works with all Therm-ic battery packs. Enjoy hours of warmth on the slopes when you hook up these insoles with heat elements to a Therm-ic PowerPack (not included). The heating element on these insoles is covered in water resistant Cambrelle and won't be damaged by shock or impact while skiing. These heated insoles are easy to install into any style of ski boot with the self-adhesive backing and flat surface.
- 1 pair TrimFit insoles with heat elements
- Attaches to existing insoles in your boot
- Works with any Therm-ic FootWarmer battery pack
- One size