Patagonia's perfect warmth vest for just about everything, our classic, newly redesigned Down Sweater Vest is lightweight and windproof with a shell made of NetPlus® 100% postconsumer recycled nylon ripstop made from recycled fishing nets to help reduce ocean plastic pollution, and insulated with 800-fill-power 100% Responsible Down Standard down certified by Control Union (CU 880272). The purchase of Responsible Down Standard certified products demonstrates demand for better animal welfare practices in the down and feather supply chain. Fair Trade Certified™ sewn.