The Thomas Cook Oberon Down Vest is stylish and comfy with its lightweight down filling. Great for everyday use and ideal for travelling - it even comes with its own stuff pouch for easy packing! Water repellent fabric Windproof Feather and down filling Superior warmth, ultra lightweight, highly compressible Welt pockets Internal zip pockets Elastic bound arm holes & body hems to lock in heat Fabric: Outer 100% Polyester, Lining 100% Nylon, Fill 80% Down, 20% Feather