The Patagonia Nano Puff Jacket for women will keep you warm in cool conditions without being bulk and overbearing. This jacket includes ultralight PrimaLoft® insulation and can be used for an insulated layer or outerwear. The Patagonia Nano Puff Insulated Jacket for woman is windproof, waterproof, and also includes 2 zippered hand-warmers and 1 internal zippered chest pocket which doubles as a stuff sack for easy storage. Weights 10.5 oz. Available in regular fit.