Insulated with Traceable Down (third-party-verified, non-live-plucked, non-force-fed) 600-fill-power duck down, the Bivy Down Vest a limber but durable outdoor vest made of quilted nylon canvas with a DWR (durable water repellent) finish. The two welted handwarmer pockets are lined with brushed polyester, and an internal zippered chest pocket keeps your essentials secure. Full-length zipper has a snap-closure storm flap; stand-up collar and drop-tail hem keep the wind and cold at bay. Hip length.