Outer Fabric : 100% Nylon. Inner Fabric : 100% Polyester. Ultra-light & Water Resistant : Weighs only 482g; water-resistant to keep you dry and warm. Pockets : 2 side zip pockets + 1 inner pocket for secure storage. Cuffs & Hood : Elastic cuffs and soft hood for windproof comfort. Insulation : Ultra-light cotton filling for warmth and flexibility. Design : Slim fit with horizontal quilting; suitable for winter, autumn, and spring.