1. Product name:Finger massage ball
2. Material: TPR
3. Weight: 110g
4. Color: blue
5. Size: 12*9cm
6. Product features:
1) Four-finger hole design: separate finger training to better promote the recovery of each finger
2) TRP material: no peculiar smell, easy to clean
3) Massage bump design: stimulate hand acupoints, train grip and promote circulation
4) Hollow sphere design: light weight, moderate hardness, good elasticity, and anti-dropping