It has something to do with the specifications and specifications of the tires. The rubber parts of the tread are hard and wear-resistant, just like the tires of an off-road vehicle, because under the use of special circumstances, it will be easy to return, so the adhesion and friction coefficient of the tire have higher requirements. So will often choose as upstairs said that the texture of the block is larger, and tire mesa width will be wider. The pattern is deeper. Compared with other soft tires, the service life of kinki-hungry tires will be better!