A versatile cold-weather midlayer or cool-weather outerwear piece the Patagonia Women's Micro Puff Vest utilizes innovative synthetic insulation to rival the compressibility of down jackets but do so with better all-weather reliability. It weighs all of 5 ounces! The 10D Pertex Quantum face fabric is extremely lightweight surprisingly durable windproof and treated with a durable water repellent finish to fend off light rain. The PlumaFill insulation mimics the structure of down while offering more consistent performance in damp or wet conditions. Quilted construction used minimal stitching to keep the insulation stabilized and evenly distributed to eliminate migration and cold spots. Other features include an elasticized hem a full-length zipper with an internal storm flap a zipper garage at the chin and two zippered hand warmer pockets. The left pocket even doubles as a stuff sack for the jacket. Ultralight nylon ripstop Pertex Quantum shell is water-resistant windproof and treated with a DWR (durable water repellent) finish PlumaFill insulation replicates the structure of down in a continuous synthetic insulation material offering the warmth packability and feel of down but with the warm-when-wet performance of synthetic insulation InnSleek black puffer vest. Lightweight and warm. Perfect for layering. Like New condition!