Innovative Regulate O2 Insulation makes this highly breathable, lightweight jacket our pinnacle piece for year-round performance. Wear it alone or layer it under your favorite shell when conditions are more extreme.
This lightweight jacket features our new, L.L.Bean-exclusive Regulate O2 technology. By releasing heat and moisture from the get-go, it gives you maximum climate control and warmth on the mountain, yet won't overheat when you're relaxing at the lodge. It offers an exceptional drying time and surpasses even our own standards for breathability. Designed for total versatility and year-round wearability – making it the ideal pick for every adventure.