The Dr. Fuji Duple Fit Foot Massager helps massage and squeeze away tension, pain and stress. Just like real hands, the rollers use air bags to massage massage your calves, ankle and feet. The therapeutic air compression on your calves and feet and reflexology massage on the soles of the feet would help improve circulation and balance the energy in your body. Air-Knead-Reflex foot System is the world's first foot care idea and technology.It combines both "AIR","KNEAD",and "REFLEX" technologies. Flexible kneading disks squeeze and energize the muscles as soothing vibrations help improve blood circulation. It stimulates the vital acupressure points to tone, shape and beautify legs. Essential areas, calf, ankle and foot all at the same time for a most realistic and invigorating massage. Synergistic combination of kneading and vibratory actions penetrates deeply into the muscles, stimulating the 3D massage with traditional techniques.