Cerium Vest Men's is a light, warm down vest designed for hiking and trail use, built as lightweight insulation for core warmth as a midlayer in cold, dry conditions or as a standalone layer during rest breaks and at camp. Product Type: Men’s insulated down vest Material: Down Fill Weight: 200g / 7.1 oz 850 fill responsibly-sourced down with Coreloft™ synthetic insulation in moisture-prone areas Recycled 15D Arato™ nylon outer for a light, durable build Includes a stuff sack for compact transport in your pack For hiking and trail layering, pair it with a men’s fleece jacket and pack a waterproof jacket for changing conditions. Exceptionally light and warm, the Cerium Vest is ideal insulation for backcountry minimalists. Easily stashed in your pack, it’s instantly available for core warmth as a midlayer in cold, dry conditions or a standalone during rest breaks or at camp. Responsibly-sourced 850 fill down – with Coreloft™ synthetic utilized in areas prone to moisture – provides premium insulation. A bio-derived liner helps reduce petroleum use, and the recycled 15D Arato™ nylon outer is light and durable. A stuff sack’s included for compact transport.