The Norrona Men's Lyngen Dri2 Thermo60 Jacket is an insulation piece for ski touring or warming you up on a variety of other outdoor, cold weather adventures. Stay active without losing body heat with the help of 60g synthetic insulation at the core and half sleeve. The remainder of the sleeves use 40g, to prevent overheating. The dri2, two layer shell fabric is thin yet stretchy and waterproof rated at 20000mm and 100% windproof. The hood is helmet compatible and it can be worn under a shell in worse weather.