This mid-weight shell is mesh lined for extra warmth. The jacket has back panel vents for extra breathability, fleeced line neck for comfort, a hidden hoodie, warmer cuffs, zipper guard, zipper garage, an elastic waist cinch and reflectivity. Treated with DWR, durable water repellent, to block the elements, this jacket is the perfect outer layer for winter weather. Wicking, breathability and comfort you"ll find it all in this great looking jacket. Zone 2/3.