Used to relax the body area that you cannot reach with your hand, such as the neck, the shoulder, the back, the buttock, the foot sole, etc.
Efficient in relieving muscle ache.
6.3cm x 6.3cm
About the size of a tennis ball, just nice to fit into many trigger points on our body.
Made from odorless hard plastic with a fixed shape. Long-lasting and safe to use.