By blocking and neutralizing the penetrating cold, Hotronic's Heating Elements maintain comfort and warmth in the feet. These heating elements are for installation in Hotronic's Heat Ready Insoles or on custom insoles, orthotics, or insoles of one's own choice.

Specifcations:
-Includes 1 pair of Heating Elements.
-Brand: Hotronic
-White/Green
-One Size
-Item Dimensions LxWxH: 1 x 1 x 1 inches