The sleek, simple shell of this Arc’Teryx jacket conceals a host of technical detailing. It has a 20 denier Tyono™ exterior which provides wind and moisture resistance and is filled with cosy Coreloft™ insulation; both are in-house creations, evidencing a pattern of innovation that sets the brand apart from competitors. What's more, the jacket packs down easily into its own pocket, providing ultimate versatility.