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Weightless Warmth
Wherever

Packable & Light
Warm when wet
Ultrawarm

Thermoball Technology offers the low weight, loft, warmth, and compressibility of down with the wet-weather insulating performance of a synthetic

Thermoball wet
  • ThermoBall fibers

  • Goose down

Stays warm even when wet

Thermoball is an ultralight, highly compressible synthetic insulation that retains loft and traps heat even when wet.

Thermoball wet
  • ThermoBall fibers

  • Goose down