PATAGONIA Fitz Roy Down Parka 84571 Black. ightweight and durable 100% nylon Pertex Quantum® fabric has a DWR (durable water repellent) finish to fend off moisture. 800-fill-power Advanced Global Traceable Down (goose down certified by NSF International, traced from parent farm to apparel factory to help ensure that the birds are not force-fed or live-plucked). Fully baffled construction improved to prevent down migration; a longer cut and internal draft tubes at 2-way, center-front zipper eliminates cold spots. Helmet-compatible, baffled hood has a single-pull adjustment and an internal heat-locking, high-loft chamber on back of neck. Two high handwarmer pockets and exterior left-chest pocket feature Vislon® zippers, zipper garages and insulated entries to eliminate drafts; two giant interior drop-in stretch mesh pockets hold gloves and other essentials. Elasticized, low-profile cuffs sit soft on the arm and easily push up and out of the way. Dual-adjust, drop-tail hem locks in heat; self-fabric stuffsack included. 632 g (22.3 oz).