A modern classic - Ultra 2.0 is quick to get on and off and easy to clean and 40% lighter than comparable PVC or rubber boots and offers 2.5 times more insulation than normal PU boots. Combined with a lofty wool blend lining, Ultra 2.0 keeps feet warm down to -20°C. Viking's Nordic last leaves some extra space for the toes and stays comfortable all day long. Thick PU soles with robust lugs grip the ground and deliver reliability stability on snow and ice.