Highly breathable polyester (87% recycled) shell with a PFC-free DWR (durable water repellent) finish provides added weather protection and stretchiness on the go 100% recycled polyester PlumaFill insulation in front panels and arms replicates the structure, warmth and packability of down that stays warm when wet Non-insulated underarms and back panel help dump excess heat Fast-drying warp-knit stretch fabric edges the back hem and cuffs to seal in the warmth Internal zippered pocket converts into a stuff sack for packable convenience; interior drop-in pocket ideal for gloves, map and more