Under Armour Women's ArmourStorm Sonar Waterproof Jacket 100% Polyester Imported UA Storm technology repels water without sacrificing breathability 100% waterproof & breathable, with fully taped seams 10k/10k Rating Incredibly light PrimaLoft insulation delivers extreme breathability, warmth & water-resistance ColdGear Infrared uses a soft, thermo-conductive inner coating to absorb & retain your own body heat