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- Thermoball™ synthetic insulation has the warmth equivalent of 600-fill down
- Stows in hand pocket
- Hem cinch-cord system in hand pockets
- Fabric: 15D 33 g ThermoBall™ 100% nylon insulation
- Weight: 350 g (12.34 oz)
This fits your .
Updated for 2014 with streamlined baffles contoured to fit your body, our PrimaLoft® ThermoBall™ jacket offers ultralight, highly compressible synthetic insulation to keep you warm in a variety of winter conditions. The new insulation technology features round ThermoBall™ clusters that trap and retain heat to achieve phenomenal warmth in cold, wet weather. Wear or pack this ultralight jacket for reliable thermal insulation while winter camping in the backcountry.