Lofty 850 fill European white goose down delivers exceptional warmth for its weight | Meets the global standard for Responsible Down Standard (RDS) certification | Down Composite Mapping? strategically places synthetic insulation in moisture-prone areas | 15D Arato? outer is light and durable | Recycled Arato? Bio liner | Trim fit with articulated patterning | Zippered hand pockets, internal security pocket | Stuff sack included