The Nexen N'Blue 4Season is a year-round winter certified all-weather tire for maximum safety, performance and tread-life mileage. This tire is winter certified with the Three-Peak Mountain Snowflake symbol, and comes with a 60,000 Km warranty. It is designed to provide drivers of sedans and crossovers superior comfort and handling in dry and wet road conditions, with better ice and snow performance than a general all season tire.