- circumferential Rib and low void ratio on The outside tread maximizes wet and dry traction - zigzag shaped tread blocks containing high sipe density on The inside tread Optimizes snow, slush and ice traction - slush grooves evacuate snow and ice to Maximize traction - snow claws grip The snow and ice to improve traction - Multi-wave sipes minimize Irregular Wear for A Smooth ride and long tread life and improve braking on icy, wet and dry roads - durable sidewall provides Extra protection against curb damage - Sturdy casing provides Exceptional handling and stability during The frequent Stops and starts of services and deliveries - meets The required performance criteria for use in severe snow conditions