This multi-purpose massager includes variable-speed and directional control. Shift the placement of your feet to alternate between kneading and rolling motions. Apply this massager wherever you need it – on your feet, calves, thighs, midsection, or back. Drawing upon the principles of Shiatsu and reflexology, this machine activates nerve endings to relieve tension, help restore restful sleep, improve blood circulation, and renew vitality.