2. If Nike shoes are equipped with air cushion technology, they will be marked at the heel (zoom air, max air, etc. Of course, except zoom air, the others can be seen from the appearance.
3. The air permeability mainly depends on the material of the upper. Basketball shoes in the traditional sense usually make sacrifices in pursuit of protection and breathability. But with the development of science and technology, there are more and more thin and breathable sneakers. You should mainly look at the air holes in the upper.