The Nano Puff Jacket is a versatile jacket that can act as a mid-layer or a stand-alone, despite its light weight superior insulation keeps you warm Features: Lightweight 100% recycled polyester ripstop shell has a DWR (durable water repellent) finish Brick quilting pattern with narrow horizontal quilt lines on side panels stabilizes insulation and uses durable thread for abrasion resistance Two zippered handwarmer pockets have cleanly finished zipper garages; zippered internal chest pocket doubles as a stuffsack with a reinforced carabiner clip-in loop 60-g PrimaLoft® Gold Insulation Eco 100% postconsumer recycled polyester with P.U.R.E.™ Center-front zipper has wicking interior storm flap and zipper garage at chin for next-to-skin comfort Drawcord-adjustable drop-tail hem seals in warmth