The Mammut Rime Jacket is the successor to the classic Stratus Jacket and represents a new generation of fiberfill stop-and-go jackets. Filled with new, innovative Ajungilak? XTI CLIMATE synthetic fiber with 2-phase technology that transports excess moisture and heat outward during very active phases, while keeping the body warm during rest phases.Very lightweight and packable synthetic-filled jacket well-suited for stop and go activities Pertex? Quantum Shell fabric with 5000mm water and wind resistant DWR coating Anjungilak? 2 phase technology synthetic fill insulates when wet Longer sleeves with thumbholes 2 zippered side pockets 1 front zippered chest pocket 2 Powermesh inner pockets Import Ave. Weight 460 grams/16.2 oz.