The product can make fingers, palms and wrists bend and stretch flexibly, enhancing hand strength, flexibility. It has the function of regulating the central nervous system to achieve the effect of calming the mind and invigorating the brain. By pressing many acupuncture points on the hand, it can regulate and care for many organs in the whole body. When playing health ball, it can make people's minds focus on the hand, eliminate all kinds of distractions, eliminate tension, and relax the brain,improve sleep and memory,so as to help customers maintain a state of optimal health and well-being. Tips : Please wipe the spherical surface with a dry towel or paper towel after use, so as to avoid long-term perspiration corroding the sphere.

• Size:1.66"(42mm).
• Weight: 0.61kg,1.34lb (2 balls)
• Material:stainless steel
• Functions:1)Strengthen muscle power of your hands and wrist . It can make fingers, palms and wrists bend and stretch flexibly, enhancing hand strength, flexibility 2)You can make the application according to your own needs, such as stirring
• Packaging :Includes an elegant tote for convenience use and carry in a variety of environments.You can practice when walking,watching TV,sitting and talking and in any free time. And very suitable as a gift to others