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  • Functioning like down feathers, the tiny round clusters of ThermoBall spun polyester trap warm air, while softly conforming to your body's shape
  • ThermoBall retains 80% of its insulating power even when dampened by rain, humidity or sweat, so you'll continue to stay warm
  • ThermoBall insulation offers warmth equal to 600-fill-power goose down
  • Bound cuffs
  • Low-profile internal hem drawcord
  • Super-lightweight construction
  • Stowable in hand pocket
  • Three-color pop-trim zipper-pull detail
  • ThermoBall jackets were thoroughly tested by The North Face athletes, including Conrad Anker and Jimmy Chin, during summit trips on Denali and Mount Meru


View all The North Face Women's Synthetic Insulation Jackets

REI membership


Best Use Multisport
Insulated Yes
Insulation Type Synthetic
Insulation PrimaLoft ThermoBall polyester fibers
Hood No
Packable Yes
Back Length Hip-length
Gender Women's
Shell Lining Fabric Nylon taffeta
Average Weight 10 ounces
Shell Fabric Nylon taffeta

Size chart