... by new mechanical massage, head, neck, back, waist, buttocks and other parts subjected to rolling, massage, kneading, tapping each ... are 5-speed adjustable; in tapping, knocking, finger pressure and stop when the width of a massage ball wide, the narrow ... , two tranches of adjustable intensity. Increased waist hyperthermia hyperthermia and foot function. 9 air pressure massage: pressure foot, leg ...