Description Feather-weight windproof shell jacket that packs down to a tiny, back pocket friendly size.  Ultra-lightweight and windproof ripstop melange fabric  PFC-Free, non-toxic durable water repellent finish   Laser cut, bonded stormflap   Reflective trims on sleeves, shoulder and rear  Underarm mesh vents for enhanced breathability  Simple, neat elasticated cuffs and hem   Tiny pack size, stuff sack included Construction Nylon 100%