- Double claws stud. Doubling the number of studs, helping the penetration of the stud into the icy road. Enhance the on ice performances - Flat wall of the stud. Increases the impact resistance of the pin. Improve the Ice Performance consistency. - Wider base of the pin. Increased the stud retention. Improved grip for traction and braking performance. - Higher sipes density (up to 20%). Allow to trap higher quantity of snow on the Tread Pattern. Enhance the snow performance. - Multi-Link Compound. Wider operating temperature. Wider Temperature performance. - 1 year warranty