Mountain Hardwear PackDown Vest. Q.Shield 650 Down/ Duck Down packable vest. Women's Small. Color: Tennis Ball Green / day glow yellow -hood zips up. -shell100% nylon -lining: 80% duck down, 20% duck feather pit to pit 18.5" length Item number 1732461 corresponds to the Mountain Hardwear Women's PackDown Vest. This is a highly packable, mid-layer vest designed for cold-weather hikes, camping, and everyday casual wear. Insulation: Stuffed with 650-fill-power Q.Shield down, which resists moisture to retain loft and warmth even in damp conditions. Shell Material: Made of a durable 20D matte nylon. Comfort & Storage: Features fleece lining at the pockets, collar, and cuffs for extra coziness, a stow-away hood, an inner zip pocket, and a wide split-tail hem. Packability: Easily packs down into its own pocket, making it great for tossing into a daypack.