Patagonia Women's Nano Puff Vest Navy Blue ~ Size XXS The Nano Puff® Vest 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 Fabric ~ Lightweight 100% recycled polyester ripstop shell with durable water repellent (DWR) finish ~ 100% Recycled Insulation ~ 60-g PrimaLoft® Brick quilting pattern with narrow horizontal quilt lines on side panels stabilizes insulation and uses durable thread for abrasion resistance. Center-front zipper has wicking interior storm flap and zipper garage at chin for next-to-skin comfort. Two zippered handwarmer pockets have cleanly finished zipper garages; the internal zippered chest pocket doubles as a stuff sack with a reinforced carabiner clip-in loop. Drawcord-adjustable drop-tail hem seals in warmth. This is a versatile classic that you will probably wear all winter long. I was always a fan of this style because it is warm yet it doesn't' make you look like the marshmallow man. Very flattering. Preloved from my personal closet. In EUC. It just is a bit too small for me. Smoke Free Home.