1. EASY CARRYING Our hand exercise ball helps strengthen the muscle groups of your palm and fingers with its handy and portable design. Due to its compact size and light weight, it is easy to carry in your bag, so you can exercise anytime and anywhere. 2. PROMOTE HAND HEALTH Our hand exercise ball is a good tool for daily exercise and care, with an ergonomic design suitable for all hand sizes. It helps seniors, women and men of all ages to improve hand mobility and flexibility, thus promoting better overall hand . 3. Increase Finger Mobility This hand practice ball is made of and odorless PU material, providing high elasticity, wear resistance and lasting durability to improve the durability of the grip. It does not deform easily and can be reused for a long life. 4. Rehabilitation Aid If you suffer from hand discomfort caused by repetitive movements, our hand exercise ball is an excellent solution. Prevent further damage and build strength without risking injury.