Product Introduction:                                                                                                                                       1. Designed with powerful tapping and knocking massage for shoulder and other areas of the body.                                                                                                                                                                 2. Equipped with 2 tapping rollers.                                                                                                                 3. Equipped with 2 massage balls to stimulate blood circulation and relieve stress for fingers relieve tiredness in the neck and shoulder.                                                                                                   4. Modern design.