Weatherproof 32 Degrees Heat Womens Packable Down Vest 100% Nylon Shell and Lining Imported Ultra light downproof nylon shell is soft and durable. Quilted Puffer Style. Wind Resistant. YKK Zipper Closure. Packable featherweight down with 650 fill power. Machine Washable. Two YKK zip closure front pockets. Storage bag included.