The improved Khione 2.0 puffer heated vest is a great choice to keep you warm during any outdoor activity. Featuring four patented Microwire heating zones and a water-resistant, windproof shell for the ultimate heat and comfort, this heated vest combines Gerbing's premium heating performance with fashionable style. Constructed with 200-fill synthetic down and is designed to be close-fitting for added warmth. This vest includes a rechargeable 7V lithium-ion battery for hours of heat on-demand. Simply turn on this great heated vest and experience warmth like never before.