Cerium Vest Women's is a light, warm down vest designed for trail activity, built as an alpine midlayer or standalone layer in cool, dry conditions. Product Type: Women’s lightweight down vest Material: Down Fill Weight: 170g / 6 oz Responsibly-sourced 850 fill down with Coreloft™ synthetic mapped in moisture-prone areas Recycled 15D Arato™ nylon outer for light, durable wear Packs into the included stuff sack for compact transport Pair it with a women’s shell jacket for weather protection and add a beanie for warmth on cooler trail days. Weighing just grams and packing smaller than a grapefruit, the Cerium Vest performs as a minimalist’s alpine midlayer or standalone in cool, dry conditions. Responsibly-sourced 850 fill down – with Coreloft™ synthetic utilized in areas prone to moisture – provides premium insulation, and the recycled 15D Arato™ nylon outer is light and durable. Streamlined in its design, it layers comfortably under a shell and easily fits into its included stuff sack for compact transport.