The Acclera Phi-R HWY is an ultra- high performance tire for drivers who want a great driving experience on different road surfaces. Developed with a combination of silica compound technology and a superior tread design, the Acclera Phi-R HWY delivers excellent performance on wet roads. Acclera Phi-R HWY tires are specially designed to provide optimum driving experience. Perfect handling is achieved through the impressive silica compound technology used in the design of the tire. This feature creates a reduction in aqua planning forces on wet surfaces. The Accelera Phi-R HWY tires are great for driving through a storm without the fear of skidding. The low rolling resistance on Accelera Phi-R HWY makes it superb at saving energy and so provides more gas efficiency.