Power Wrist Ball Hand Exerciser Strengthener LED Wrists Power Trainer Balls Gyroball Grip Muscle Relax Exerciser Hand Wrist Forearm Trainer

Power Wrist Ball Hand Exerciser Strengthener LED Wrists Power Trainer Balls Gyroball Grip Muscle Relax ExerciserFeatures: You can feel the power brought by the rotation of the sphere with the rotation of the wrist.Light weight and easy to carry, can be used at any time at home, in office or on the road.Long terms use of the wrist ball will effectively exercise the muscles of the entire arm, and also help fitness enthusiasts to carry out targeted arm strength training.The builted in automatic elastic device can be easily started by pushing and releasing it, and the intensity can be controlled to increase the entertainment interest.Easy to operate: Push all the way along the arrows, and the open ball cores will start easily.Specifications: Component: Metal Ball coresSize: about 22x7.5cm/8.66x2.95inchPackage Includes: 1pc Wrist BallNote: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.

• Light weight and easy to carry, can be used at any time at home, in office or on the road
• Easy to operate: Push all the way along the arrows, and the open ball cores will start easily
• You can feel the power brought by the rotation of the sphere with the rotation of the wrist
• Long terms use of the wrist ball will effectively exercise the muscles of the entire arm, and also help fitness enthusiasts to carry out targeted arm strength training
• The builted in automatic elastic device can be easily started by pushing and releasing it, and the intensity can be controlled to increase the entertainment interest