Jack Wolfskin Men's Troposphere Jacket BlackJack Wolfskin Troposphere Men's Jacket Black The Troposphere Jacket is a padded waterproof hiking jacket from Jack Wolfskin. It is made from a highly breathable fabric and is also windproof and very waterproof. The fabric is very soft to the touch inside and out. The jacket is very warm and padded like a down jacket, it therefore comes with pit zips which can be zipped opened so that you can cool down. Classic, simple and highly functional, the