Experience the fusion of sustainable innovation and outdoor functionality with Patagonia's Nano Puff Vest. classic for the eco-conscious adventurer, this vest features PrimaLoft® Gold Insulation Eco — a pinnacle of eco-technology utilizing postconsumer recycled polyester with P.U.R.E™ emissions-reducing tech. Its windproof and water-resistant qualities ensure you stay resistor without the weight, all encased in a 100% recycled shell. Make a difference with each expedition in the Nano Puff Vest.