"What Our Gearhead® Experts Are Saying:""I’ve worn my ThermoBall Jacket everywhere, from frosty dog walks to chilly summit days. It’s impressively warm for its weight, and I love that it’s made with recycled materials. It layers easily and packs down small, so I can always have it ready, whether I’m in the city or out on the mountain.""We count on the ThermoBall Jacket to keep us warm wherever the day leads. On misty mornings in the city or frosty evenings in camp, it’s our go-to for lightweight, reliable warmth that doesn’t slow us down. The recycled WindWall™ outer blocks biting gusts while ThermoBall™ insulation traps heat, even when it’s damp or snowy. This jacket’s slim, packable design makes it an easy companion for every adventure. Its durability and streamlined fit mean it slides under a hardshell for stormy treks, yet looks sharp enough for the daily commute. No matter how wild or routine the day is, the ThermoBall Jacket keeps us warm, comfortable, and confident."