Scar massage is a common method of remodelling scar tissue and can aid the restoration of normal range of motion, strength and mobility to the injured tissue. This compact but powerful massager includes three heads for concentrated massage of specific areas. Select the ball, spot or flat disc attachment most appropriate for the area being massaged. The cover may be left on for large muscle areas. Battery operated massager vibrates at proximately 5500 cycles per minute. Battery included.