Product:Tires Type:CW-20 Series Description: 1.Optimal lateral groove allocating simulation reduces the noise generated from air consonance and increases riding comfort. 2.Four-straight grooves ensure driving safety on wet ground. 3.Enhancing shoulder rigidity could prevent from irregularly wearing and suitable for long distance driving. 4.Sipes in the bottom of shoulder grooves keep tread softer and comfort in terminal wearing stage.