Wing wing is the product of wing wing, which belongs to the middle and high-end grade. It is the independent brand of track and field elite, with high sales volume and guaranteed quality. God-given wings, suitable for middle and high level track and field athletes. The design of 6 nails is suitable for technical sprint events, and the design of 8 nails is suitable for strength hurdle race or long jump run-up. These characteristics make Tianzhiyi a popular track and field shoe, which can meet the needs of professional athletes and provide good performance and support.