The jack wolfskin women s exhalation jacket is an ultra lightweight windproof water resistant and breathable jacket that is incredibly lightweight and packs away neatly making it the ideal softshell for high intensity activities the stormlock outer of this jacket means that it offers excellent wind protection and it has a water resistant finish so that it will keep you protected from light showers too the exhalation jacket has been designed to be taken anywhere with you that is why it is so ligh