Warm, windproof, water-resistant—the Nano Puff® Hoody uses incredibly lightweight and highly compressible 60-g PrimaLoft® Gold Insulation Eco 100% postconsumer recycled polyester with P.U.R.E.™ (Produced Using Reduced Emissions) technology, wrapped in a 100% recycled polyester shell and lining. Fair Trade Certified™ sewn.100% Recycled Shell FabricBrick quilting pattern with horizontal quilt lines on side panels stabilizes insulation and uses durable thread for abrasion resistanceLightweight 100% recycled polyester ripstop shell has a DWR (durable water repellent) finish Patagonia Nano Puff Hoody - Classic Navy