Insole Heat 3D Travel *Over-gloves are often included in

*Over-gloves are often included in lists of compulsory/advisable equipment for trail/ultra-trail running

The Ultra Heat Boost design incorporates a thin cuff for a seamless fit under jacket sleeves

The heating elements can be used to convert your existing insoles into heated insoles or as a spare part for your Heat Kit Therm-ic

making it an ideal choice for commuting

locked-in fit that won’t sag

Insole Heat 3D Travel *Over-gloves are often included inStable support for better pressure distribution. High quality heating elements to maintain optimal foot temperature. Externally positioned cable allows for perfect implementation in any footwear. [row] [span size="6"] TECHNICAL CHARACTERISTICS Easy to cut and fit, fits all shoes Ultra thin heating elements for optimal foot temperature 3D EVA shell Foot support & stability Works with Therm ic C PACK batteries Microfiber lining Comfort & durability [