LED gyroball powerful wrist ball trainer

30LBS Strengthen Wrist Strength LED Gyro Strength Ball Improve Arm Strength Wrist Strength Trainer Relax Muscle Fitness Ball

how to use: 

1. Hold the wrist ball with one hand, with the opening up, and insert the head of the rope into the hole in the center of the ball with the other hand.

2. Hold the ball with your thumb, turn the ball forward, and tightly wrap the rope in the central groove in the center of the ball.

3. When the rope wraps half a circle around the center of the ball, stop turning the center of the ball. Hold the ball with one hand and pull the rope quickly with the other hand, allowing the center of the ball to spin at the fastest speed.

4. Release a part of it immediately and use a part of the ball on the wrist until you can feel the speed of the ball can continue to accelerate.

Used to:

1. Warm-up sports equipment, especially suitable for sports people, such as golf, tennis, squash, cricket, badminton, baseball, bowling, basketball, racing and other outdoor climbing sports through the wrist.

2. It is beneficial to many musicians, such as piano, guitar, drummer.

3. Suitable for office workers because of long working hours and few activities.

4. Teenagers can use their fingers flexibly and help in learning calligraphy, art and musical instruments.

5. To achieve the effect of health care for the elderly.