Visanol Auto-Start Wrist Trainer Wrist Ball Exerciser Wrist Arm Strengthener

Description

• ?GOOD FOR HEALTH? Efficiently rehabilitates wrist pain, humerus fracture, scaphoid fracture, radial head fracture, numbness in fingers, numb hands so on. Increases strength in fingers, wrists, hands, forearms, ligament and shoulders.
• ?MORE SAFE? The silicone grip ensures that the forearm exerciser ball won’t run out of your hand as you turn it at high speed.The wrist ball impact resistant structure with military-grade plastic shell and a silicone grip. The silicone grip non-toxic,hypoallergenic,and it can be contacted your skin directly.
• ?EASY TO USE?Simple to start by rotating the wrist. Impact resistant structure with military-grade plastic shell. The LED light is not powered by batteries. It’s battery free. No need to worry about power running out. Please note: The black one is not cover LED LIGHT.