The original hot pack do it all jacket the sportful hot pack 5 jacket offers a combination of total wind protection excellent water resistance and good breathability in a jacket that can easily be packed away into a pocket crafted from a water repellent schoeller nanosphere fabric the full zip jacket features ventilation ports on the rear to keep you cool and dual cuff thumbholes to seal out the cold cut with an ergonomic fit and developed over five generations the aerodynamic jacket al