Waterfall Eco Dynamic 235/55R18 100W OVERVIEW Designed for use on coupes sedans and CUVs Waterfall s Eco Dynamic PCR is a summer tire with powerful blocks that provide shorter braking distances on wet and dry roads. Step Shoulder Technology enhances handling and cornering in dry and wet conditions and the Eco Dynamic is also equipped with environmentally friendly technology to increase fuel efficiency. Additionally the Eco Dynamic s reinforced and lighter construction reduces overall tire weight by 5% for improved rolling resistance.