1 Ergonomic design, oval shape, in line with the different lengths of the five fingers, all fingers can be trained at the same time, the effect is better. 2 Acupoint massage design in the reflection area, combined with traditional Chinese type holographic therapy, stimulates acupuncture points, regulates visceral yin, yang and blood in the human body, reduces disease and promotes health. 3 Crossed finger design, if the user's finger is not flexible, the crossed finger design can effectively prevent the ball from sliding down. 4 Breathable and not sultry, the raised bumps can effectively reduce the contact between the skin and the sphere, the middle is ventilated and breathable, and the hand will not be sultry. 5 Suitable for dysfunction of fingers and wrists in patients with hemiplegia, weakness of fingers and wrists.

What's in the box
1 x Hand Strengthener