With the Columbia Men's Vamoose 860 Turbodown Interchange Jacket's incredible 800 fill power down Omni Heat Thermal insulation, you're protected against icy snowstorms in the backcountry or the frozen tundra that is your backyard. The outer shell is crafted from modern nylon Omni Tech canvas and lined in nylon, and it features a matching PU Vislon 2 way front zipper. This provides durable shelter against the elements with a rugged design and the freedom to move comfortably.The Turbodown Interchange Jacket is three in one by featuring a soft nylon 20D ripstop liner that provides the same functionality and mountaineer style as the outer shell. Polyester Omni Heat Reflective Lite lining combines with Omni Tech fully taped seams, which means your body heat stays where it's needed most. This jacket also features a helmet compatible and adjustable hood, convenient underarm venting, adjustable cuffs, a dropped tail hem with an easy drawcord, and an adjustable, snap back powder skirt. So whether you want to wear the liner, shell, or both, you're ready to tackle freezing weather and exciting expeditions.