Hand Exercise Balls , Different Sizes Better Training Portable High Elasticity Comfortable Sponge Grip Strengthening Ball for Practice
Special Features
- Piano Training: Hold the exercise ball in your hand when playing the piano, which will help studying the correct fingering.
- Smart Exercise: These balls are suitable for hand opening expansion, finger strength boosting, palm support and wrist lift.
- 4Pcs in 1 Pack: There are 4pcs training ball with different sizes, making the practice needs for both adults and children.
- Great Material: Using premium sponge material with high elasticity, very comfortable to use and also quick in rebounding.
- Easy Carrying: Comes with a compact size and a light weight, you can easily carry the ball to exercise anytime and anywhere.
{"error":"Error","cart_limit":"You have too many items in your cart.","prod_limit":"You cannot add any more of this item"}