The Cooper Evolution Winter tire provides stability and confidence when driving through deep snow. It is designed with a sawtooth circumferential center rib that gives wide contact of the center rib to enhance stability in all weather conditions. Evolution Winter tire also has multi-angle sipe positioning which enhances ice and wet grip. It utilizes Cooper tire's patented saw-tooth technology that traps snow in the tread to provide superior snow-on-snow traction. This tire also has strategically placed stud pin holes that deliver optimum traction on ice.