Super Halo uses down with DWR, so it won't hold water from sweat or humidity. Super light, with a Pertex lining and face, it's the ultimate down insulation piece. Designed For: Lightweight; Water repellent down. Composition body: PA 100%; Filling: Down 95%, Feather 5%. Technologies: Pertex Quantum. Active fit. Adjustable Hood. Hem adjustment. Full zip. 1 chest pocket. 2 zipped pockets.