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Tennis training device

fUl1234567892010-02-16 15:11:28 +0000 #1
Your argument is a completely misleading, tennis training device that can play all of the types, from the spin to pick the ball, all can smash, tennis training device can improve your self-confidence in a short time and the ball sense, it makes low-cost tennis to become a civilian movement. When the ball came back, you can train all the techniques and footwork shot, as it was felt that there are differences between the application and the official play, it is the psychological effect at play As to hurt hand, the regular big-name players on the pitch were the most formal action, the same will be injured shoulder and arm.
Han Wu Yong2010-02-16 15:20:08 +0000 #2
this thing will be not be driving something like device kept emitted from the machine inside the ball.

Or tied with a long rubber band ball on the ground, then back and forth play, play a role not see the ball.
qq2329775572010-02-16 15:35:55 +0000 #3
What do you mean, do not read
a1m2y_20082010-02-16 16:14:03 +0000 #4
What you want to ask -

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