The Driven Hunt HEAT muff is a warm, lined muff featuring Härkila’s HEAT technology, which lets you set the temperature inside to the level you want.

The supplied removable belt makes it easy to clip the muff around your waist, so it is always at hand, even when you are busy and on the move. 

With a powerbank of 10,000mAh, the muff can provide its top temperature of 52 °C for approx. 7 hours at an ambient outdoor temperature of 0 °C