The North Face Mens Reversible Mercurial Jacket is one jacket that can handle almost any cool to cold weather situation. This amazingly unique coat provides maximum insulation when worn quilted side in, and retains 39-47% less heat from the sun when worn with the aluminum-coated side on the outside. This jacket also has a DWR finish for water-resistance and the ripstop nylon construction increases durability. If you can only take one jacket on a trip, the Reversible Mercurial may be the best selection due to its incredible versatility.