The CS1 is a new all-season passenger tire that is based on proven Cooper technology. The CS1 features a solid shoulder to provide cornering stability, circumferential grooves to resist hydroplaning, optimal siping, and a solid center rib for consistent on-center feel and steering response. The tire is designed with a stylized sidewall that carries the consistent look of Cooper passenger tires. The CS1 is an excellent handling tire that offers a smooth and quiet ride.