How to use: 1, holding the wrist ball with one hand, the opening part of the upward, the other hand will be the head of the rope into the hole in the center of the ball. 2, with the thumb of the hand holding the ball, turn the ball forward, the rope tightly wrapped around the center of the ball in the center groove. 3, when the rope around the center of the ball half a circle, stop turning the ball center. Use one hand to hold the ball, the other hand to pull out the rope quickly and let the ball center rotate at the fastest speed. 4, immediately open the part down, with the wrist part of the ball, until you can feel the speed of the ball can continue to accelerate. Use for: 1 warm-up exercise equipment, especially for sports people, such as golf, tennis, squash, cricket, badminton, baseball, bowling, basketball, racing and other outdoor climbing by the wrist and other sports. 2. Beneficial to many musicians, such as piano, guitar, drummer. 3. Suitable for office workers, because of long hours, less activity. 4. Teens can use their fingers to flexibly and have some help in learning calligraphy, fine arts and musical instruments. 5. Middle-aged and elderly to achieve the effect of health care.
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