- Enhanced traction in snow and on ice - Highly siped tread surface with 3D interlocking shoulder sipes and wide lateral tread grooves. Molded for Studs (size #12 studs, where permitted by law). - Improved grip in cold weather - Latest winter compound technology that maintains molecular adhesion and tread flexibility at low temperatures. - Durable and reliable in all winter conditions - DuraShield Construction technology provides lasting treadlife and reliable performance through all winter conditions.