The Bioswiss Foot and Calf Massager is an invigorating massager to repair areas and eases on foot and calf muscles with high tension. 3 deluxe massage balls concentrate on hard to reach areas of aching muscles and relieves pain from tense and fatigued muscles. Invigorating massager to repair areas and eases on foot and calf muscles with high tension. Stimulate the pressure points in feet and calves to increase blood circulation and relieve soreness, stiffness and pain from stress built up in muscle tissue