The endura pakajak ii jacket endura39s pakajak ii jacket is super lightweight and packable so easily taken on every ride protecting against showers and keeping the wind off on chilly descents can be stuffed into it39s own stuff sack pop it in a pocket whenever you go riding endura pakajak ii jacket features ultra lightweight and windproof ripstop fabric laser cut bonded stormflap reflective trims on sleeves shoulder and rear underarm mesh vents for enhanced breathab