How to use itthis jacket provides you with enough protection on those days when it is chilly but not too cold yet remains breathable enough if the temperature does rise ideal for those springautumn rides and even on short intense early winter rides this really is a flexible piece of clothing als tipsengineered to work with either the ss or lsskinfoil springfall s7 it can also be used as an additional layer for winter rides when combined with the rssturmprinz technological engineering