This depends on financial ability, tennis skill level and the number of times you play the ball per week.
If the economy is good and there are plenty of shoe cabinets, people like national boyfriends can buy them at will, needless to say.
If only occasionally play tennis or beginners, ordinary sneakers can be, the previous problem is recognized by the field does not harm the field on the line. I used to wear jai Back sneakers.
If below 3.0, and not more than two times a week to play, can use ordinary running shoes, the role is to run steadily, and protect the foot joints.
Habitual player, or 3.0 +. Must have tennis shoes, because this time the player will focus on playing and let the injury.
You can also use basketball shoes for positioning and serving exercises that require less movement.
Within the scope of economic ability, get used to wearing slightly better shoes to play tennis, will be more able to protect the knee and ankle joints, the benefits are endless.