This pair of shoes is really weighty from the moment you get it. A single 460 grams can't be said to be not good enough. In human eyes, for the sonic series, it is even a failing data. It can be clearly felt that most of the weight of sports shoes is concentrated in the midsole.

The lightweight foam material of the whole palm is very, very thick. Even when viewed from the inside of the forefoot, the forefoot will not be made very thin. From front to back, the center of gravity of the whole midsole is not very big, but it is really thick.

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In addition to the conventional configuration and materials, there are many eggs in the details of this pair of shoes, such as the circular logo of "SONIC IX" on the upper, the "9" logo in the heel composed of molecular structure, the "SONIC" and Li Ning logo on the tongue of the shoe, and the slogan hidden in the shackle and dynamically bound at the tail end.