Assos most extreme option for winter protection for your neck face & head. Since staying warm is impossible without staying dry we made the main section a two layer twin Deck construction that traps warmth on the inside & pulls moisture to the outside. The panel spanning chin throat & sternum is further reinforced against the cold with Winter Foam Light a neoprene-like material that boosts insulation at a critical point. 40%PA 36%PP 15%EA 9%PL