Another revolutionary innovation in down from the brand that patented the country’s first down jacket! Our new Radiator Heated Down Jacket is powered by Clim8® smart heating technology. You can instantly adjust heat levels by tapping the Clim8® power button on the outside of the jacket or through the Clim8® app on your phone. The power button controls three heating modes: Eco, Comfort, and Boost. The app lets you further customize your comfort.