Main Fabric: 100% Polyester / / Main Lining: 100% Polyamide / / Filling: 100% Polyester / / Rib: 47% Virgin Wool /46% Acrylic /5% Polyamide /2% Elastane. Synthetic insulation and a waterproof build shield you from surprise windstorms and downpours. Inserts at the shoulders and two-way stretch material offer freedom of movement as you dodge the rain