Simply lie down and let the Swing Master move your body from side-to-side. The swinging motion and elevation of your feet affect your body and major body systems in many ways. Stretch back muscles to relieve chronic pain. Increase metabolism, blood circulation and oxygen flow to the body without joint stress. Helps reduce water retention and varicose veins. The zero gravity device improves digestion and helps rid your body of waste and toxins. Soft cushioned ankle pads. Convenient hand-held speed control and 15-minute automatic shut-off. Compact & portable. 15"L x 10"W x 11"H. Weighs 11 lbs. 6½' power cord. Not recommended for those who suffer from a heart condition or are pregnant.