This rolling massager was designed specially according to the sensitive points of the lumbar region, calf region and the foot of people, and the reflecting characters of the complicated nerval system. It includes three sets of rolling devices and two sets of infrared lighter to deliver an effective healthy massage for dual-foot, single foot, and lumbar and calf regions. Kneading discs with stepless width adjustable and display. Automatic massage with two modes optional. Manual massage with 8 levels of speed, two directions of forward and backward. Using this massager before or after exercise to stimulate blood circulation, and helps muscles recover from tension and fatigue more quickly, then to achieve and improve the effect of exercise.