A tire that is approved for use in winter is a tire that has been designed for winter use. It has been designed with winter in mind, so that the rubber compound will remain soft even at low winter temperatures. The tread has been optimized for the winter weather conditions that include, snow, slush and ice.
For more information regarding winter approved tires, visit: Nokian Tyres https://www.nokiantires.com/tires/passenger-car/non-studded-tires/
