🧡Warm, windproof, water-resistant—the Nano Puff Jacket 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 liner. Lightweight 100% recycled polyester ripstop shell and lining fabrics have 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 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 Zippered internal chest pocket doubles as a stuffsack with a reinforced carabiner clip-in loop Drawcord-adjustable drop-tail hem seals in warmth 284 g (10 oz) Shell: 1.4-oz 20-denier 100% recycled polyester with a DWR (durable water repellent) finish. Lining: 1.3-oz 22-denier 100% recycled polyester with a DWR finish. Insulation: 60-g PrimaLoft Gold Insulation Eco 100% polyester (55% postconsumer recycled content). Fabric is certified as bluesign approved