Main Fabric: 100% Polyester / / Main Lining: 100% Polyester / / Filling: 100% Polyester. Generous synthetic insulation in the body provides extra warmth, while a waterproof, breathable membrane seals out cold, wet weather. An insulated hood and adjustable cuffs help seal in heat. Skier-designed details include large easy-access pockets, a built-in snow skirt and dedicated storage for her ski pass