Powersocks Heat Fusion Outdoor Heated Socks (Requires Batteries - Not Included) Sizes:39-41 Rondane Core comes with a

Rondane Core comes with a reinforced toe that protects the leather from sharp edges

GravitasX™

encompassing your foot with the simple twist of a dial

Neoprene waistband with adjustable "hook & loop" tabs

Powersocks Heat Fusion Outdoor Heated Socks (Requires Batteries - Not Included) Sizes:39-41 Rondane Core comes with aOutdoor Heat Fusion heated socks are perfect for escaping the cold for hours. The S PACK batteries will fit perfectly and can give you up to 16 hours of warmth (with the S PACK 1400B batteries). Heat Fusion Outdoor socks are made from a unique blend of fibres for optimal heat retention. TECHNICAL DATA Quick and easy battery attachment thanks to the snap fasteners. Heel and toe reinforcements: maximum comfort for your outdoor and mountain activities.