The WinterCommand is Goodyear's Studdable Winter / Snow tire designed for the owners of family sedans, crossovers and minivans looking for traditional wintertime traction on dry, wet and snow-covered roads.WinterCommand tires feature a specialized, winter-focused compound that is designed to maintain flexibility for confident traction in low temperatures. The compound is molded into a directional tread pattern featuring deep circumferential grooves, wide lateral notches and open shoulder slots to help channel slush and standing water away from the contact patch. The high sipe density pattern utilizes full-depth, zigzag sipes to create thousands of biting edges for grip in snow and on ice.The tire's internal structure includes twin steel belts on top of a polyester casing to combine strength with ride quality.WinterCommand tires meet the industry's severe snow service requirements and are branded with the mountain/snowflake symbol.Install WinterCommand tires in sets of four only.Vehicles should always be equipped with equivalent tires at all wheel positions. Goodyear WinterCommand tires, due to their snow and ice traction, must be used in sets of four to help ensure proper vehicle control.Molded to accept optional TSMI #12 silver-colored metallic winter studs. Related Information: What is the three-peak mountain snowflake symbol (3PMSF)?