PATAGONIA. 84628CMPG. WOMENS DOWN SWEATER VEST. CAMP GREEN. The perfect warmth for just about everything our classic Down Sweater Vest is lightweight and windproof with a 100 percent recycled polyester ripstop shell and 800-fill-power Advanced Global Traceable Down -- goose down certified by NSF International from parent farm to apparel factory to help ensure the birds that supply it are not force-fed or live-plucked.