The Pro Comp XTerrain Tire was designed to be two tires in one. Incredible traction is provided by the aggressive directional tread. Staggered directional tread has full length lug sipes. This tire is also self cleaning with it's open lug shoulder drip spurs. The XTerrain has extra thick sidewalls that assists in resisting damage. The Dual Guard Polyester Body is made from thick polyester construction with a blend of sidewall rubber-- leading to flexibility and puncture resistance when lowering air pressure in your tires! Compared to other standard terrain tires it is by far the superior tire.