It is the outdoor classical brand、 novel style、 complete functions for! V.4 is a professional design for outdoor sports、 warm、 waterproof、 wind、 soft shells of multipurpose assault、 three layers of composite material surface 100D4 spandex middle-level waterproof PU waterproof breathable、 10000mm index (8000g/square meters/d index layer)、 compound cold-proof fine flannelette wind、 soft shell classic.