High-Silica Low Modulus Tread Compound: Adds superior ice, slush and wet grip even in extreme, cold temperatures. Patented Circumferential Snow-Groove Technology: Enhances snow-on-snow grip capabilities. 132 Stud Count Utilising 12-Row Stud Pattern: Provides superior grip capability when studded. 66 Tread Pitch Count: Increases the number of biting edges for improved snow, ice and wet grip capability.