Description of The North Face Windwall 2 Jacket With a hood providing added coverage from the elements the Windwall 2 jacket from The North Face steps correct with polyester Windwall fabric wind permeability rated at 20CFM. As the wind picks up throw on the hood and blow back. The North Face WindWall 2 Jacket helps ward off the windchill factor with extra warm fleece plus a breathable barrier to the cold-weather conditions. Features: WindWall fabric permeability rated at 20 CFM Brushed chinguard lining Two hand pockets Hem cinchcord Fabric : [body] 310 g/m2 polyester WindWall™