Ultralight, waterproof hardshell jacket Our lightest 3-layer hardshell to date with the smallest packing volume was developed for fast-paced activities such as trail running and is not only light as a feather, but also 100% windproof and waterproof. A breathable champion that accompanies you every step of the way on your sprints through the Alps. With virtually no seams, a reflective element and a close-fitting hood for a clear view, this piece will be with you on every tour from now on.