1. Basketball shoe component-excellent cushioning ability and protective performance, but relatively heavy, suitable for inside players to fly-most of them have a light and avant-garde appearance. In terms of performance, FLIGHT focuses on acceleration, direction change, bounce and other aspects to design for perimeter players. UPTEMPO- a series between the two, with a wider range of applications. 2. The most obvious features of tennis shoes: toe reinforcement, DRC (wear rubber) outsole 3. Football shoes are divided into SG (soft natural ground) outsole commonly known as: 6 nails FG (solid natural ground) outsole commonly known as: 13 nail (generally 12- 15 nail). MG and VT outsole are suitable for football lovers. Generally, there are many thorns that don't break. VT is a relatively new kind of outsole, which is similar to FG in that the sole has many spikes. TF(SPORT TURF) commonly known as: broken spikes or intensive spikes IC (indoor competition) outsole commonly known as: rubber sole (indoor) 4. Running shoes are divided into cushioning, speed, cross-country and stability. There are five kinds of free. 5. There are two kinds of free (new classification): running and training. 6. The soles of comprehensive training shoes are the most complicated to adapt to various sports. 7. Women's fitness shoes is divided into yoga, dance and aerobics, strength training, riding shoes, treadmill training and fighting training. Physical training-Physical training is a relatively new concept, which is designed for agile foot movements. In a word, women's shoes are better than men's shoes. 8. Casual retro shoes can best reflect the Nike shoe culture: Dunk, Dunk SB and Air Force series.