Patagonia Mens Nano Puff Vest Warm, windproof, water-resistant - the Nano Puff Vest uses warm, incredibly lightweight and highly compressible 60-g PrimaLoft Gold Insulation Eco with 55% postconsumer recycled content, wrapped in a 100% recycled polyester shell and lining. We suggest taking this vest on every trip - you never know when it will get chilly... Style 84242 This garment has a Regular Fit Features: * Lightweight 100% recycled polyester ripstop shell and lining fabric has a DWR (durable water repellent) finish * 60-g PrimaLoft Gold Insulation Eco, with 55% postconsumer recycled content, is water-repellent, highly compressible and maintains 98% of warmth, even when wet * Brick quilting pattern with 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; zippered internal chest pocket doubles as a stuffsack with a reinforced carabiner clip-in loop * Drawcord-adjustable drop-tail hem seals in warmth * 227 g (8 oz)