Volleyball is easy to hold the ball in the pass.
In order to reduce fouls ,do standard movements,
support the ball with the center of the palm when training the pass.
This will make your hand standard in the pass and do not touch the ball during training.
After training will make the gesture standard, will not easily hold the ball.
If you cooperate with the finger pull trainer,
you can strengthen the strength in your hand,
the ball is more favorable, and the accuracy is better.
Long-term training can make your fingers have the ability to control the ball,
which can make the ball transfer more in place.
S palm circumference about 16-17cm, suitable for youth training
L palm circumference about 21-22cm, suitable for adult training