Sole: Rubber

The New Balance Impact Run Heat Tight helps ensure you can hit the track or a long distance run even when cold weather challenges you

IT band and calves

Shell: PU/SL

Thermic C-Pack 1300B Batteries + Insole Heat Kit Womens Ski Gloves Sole: RubberEnjoy winter exercise to the full with the Therm ic Insoles Set. Each Therm ic Insoles Set includes a pair of heated insoles and 1 pair of C pack batteries. Specifications: Fitted with ultra fine heating elements, the insoles diffuse constant heat for immediate well being and an optimal foot temperature. The C pack 1300 batteries provide up to 13 hrs of heat. Bluetooth function, enabling you to remote manage your heating via smartphone : Thermic Heat