1, style influence: Nike shoes cover a variety of functions and uses. Different styles of soles use different materials and processes, and the hardness of soles is also different.

2. Running shoes and basketball shoes: The soles of some running shoes and basketball shoes are mostly made of rubber, with high hardness and good wear resistance and durability.

3. Casual shoes and sports shoes: The soles of casual shoes and sports shoes are made of rubber, foam and other materials, which are relatively soft and soft, and can provide better comfort and cushioning effect.

4. Air Force One: The early Air Force One used a soft rubber sole. With the passage of time, Nike improved its technology and adopted a hard rubber sole that is more wear-resistant and non-slip, which improved the durability of shoes and provided better support and stability for the wearer.