SHERPA ADVENTURE GEAR Women's Nangpala Vest 100% polyester ripstop treated with DWR (durable water repellent) finish | Insulation: PrimaLoft Silver - 60% 650 fill-power goose down / 40% PrimaLoft fibers Imported Chest pocket has internal media device port PrimaLoft Silver insulation combines water-repellant goose down (60%) with superfine, hydrophobic PrimaLoft fibers (40%) Handwarmer pockets and chest Napoleon pocket zip shut to secure necessities Right side Napoleon chest pocket makes for less bulky layering