WristPower Torque Ball Hand Exerciser Grip Strength Trainer, New

Store New Arrivals Add to Favorite View Feedback ContactTorque Ball Hand Exerciser Grip Strength Trainer Forearm Strengthener WristPowerDescription Unit Count 1.0 Count Style Wrap Number of Items 1 Color Black Without Light

Material Plastic, Rubber Package Weight 0.32 Kilograms Item Weight 0.32 Kilograms Construction Type Plastic, Rubber Sport Exercise & Fitness Item Package Dimensions L x W x H 3.82 x 3.58 x 3.23 inches 【PRODUCT CONTAINS】Wrist gyro ball, brand card, ball sleeve, safety rope, gift box. 【GOOD FOR HEALTH】Using wrist gyro balls for exercise can alleviate problems such as wrist soreness and finger stiffness caused by prolonged fixed hand movements, and can also promote blood circulation. An interesting palm wrist gyro ball that can be used as a stress relieving toy, played at any time, and can also exercise arm muscles. 【EASY TO USE】Newly upgraded products that automatically starts without the need for a rope, making it easy to use. Simply rotate the core ball to start. 【BATTERY FREE DESIGN】Precision mechanical design, no battery required to provide power. The interaction between the rotation of the wrist and the internal ball core generates centrifugal force, which can maintain high-speed rotation. The faster the speed, the greater the force generated. 【WARM TIPS】If the wrist gyro ball you receive cannot start smoothly or function properly, please contact us in a timely manner, and we will help you solve the problem and teach you how to use it. Product description The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Gyro Ball How to Use Merchant Video 1 Wrist Ball 2 Metal Ball Core 3 Battery Free Design 4 Variable Resistance 5 Complete Accessories Step 1： Hold the ball horizontally with both hands, and alternately push the center of the ball with the thumb in the direction of the arrow until the resistance is maximum and cannot be pushed. Step 2： The thumb quickly releases the center of the ball and holds it in one hand. Step 3： Rotate the wrist in a circular motion, feel the centrifugal force generated by the center of the ball, and slowly accelerate. How to stop ? Temporarily rotate the wrist, and the ball will stop rotating within approximately 30 seconds. Use wrist, not forearm! It's as fun as ice cubes in a spinning glass. The essence to operation lies in the synchronization of the rotational momentum and rhythm of the wrist and wrist force ball. Tips： 1.people with heart disease and people with weak hand strength are prohibited to use this product. 2.Wrist force ball belongs to high precision products, users must be careful to use, improper use method will lead to product damage. For more detailed precautions, please refer to the product manual.