... area: Neck, Back, Waist, Arm, Hip, Thigh, Calf, Sole. 2. Four Auto Modes: Whole body, Back/Waist, Seat/thighs, Calves/Soles ... massage: Four-roller massage can effect Forehand/Backhand Kneading, Forehand/Backhand Tapping and Kneading, Rolling, Streching,Tapping, Shiatsu and mix massage. Machine, Airbags ...