The jackets meet all anglers requirements when body warmth and cosiness are concerned. Unbelievably light, pleasant, makes you fill full comfort while wearing it. Insulated by 60g Primaloft Gold Active. Outer and inner shells are made of nylon. The jacket is perfect under the waterproof jacket or as an external cloth. Comes with four pockets. The two lower zippers are covered with fabric for wader protection inside. Compression sack included.