DescriptionThey are not only hands massage balls, but also a kind of stressrelieve balls. You can play with them when you feel bored. They can helpyou spend time and relieve stress. Handball in the rotation willmassage the fingers, pressing acupoints in your palms.Features-Material: Walnut Core.- Made of walnut core, the material is safe and secure.- The folds are easy to rub the skin and massage the meridians.- Convenient for cleaning and drying, compact and lightweight, easy to hold.- Small size, convenient to travel and carry.- You can send it to your friends, family and co-worker, etc..