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

Features: You can feel the power brought by the rotation of the sphere with the rotation of the wrist.<br>Light weight and easy to carry, can be used at any time at home, in or on the road.<br>Long terms use of the wrist will effectively exercise the muscles of the entire arm, and also help fitness enthusiasts to carry out targeted arm strength training.<br>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.<br>Easy to operate: Push all the way along the arrows, and the open cores will start easily.<br><br>Specifications: Component: Metal cores<br>Size: about 22x7.5cm/8.66x2.95inch<br><br>Package Includes: 1pc Wrist <br><br>note 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.

• 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 or on the road.
• Long terms use of the wrist 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 cores will start easily.