PATAGONIA. 84222BLK. MENS NANO PUFF HOODIE. BLACK. Warm windproof water-resistant--the Nano Puff Hoody uses incredibly lightweight and highly compressible 60-g PrimaLoft Gold Insulation Eco with 100 percent postconsumer recycled polyester with P.U.R.E. Produced Using Reduced Emissions technology wrapped in a 100 percent recycled polyester shell and lining. Fair Trade Certified sewn.