This foot and calf massager helps relieve tension and fatigue in the feet and legs. Powerful kneading, rolling, soothing vibrations, and healing penetrate deeply into tired muscles, alleviating pain and fatigue that can occur in the lower legs. The product is a 2-in-1 foot and calf massager featuring air pressure and rolling massage. Deep kneading and air compression with natural vibrations relieve tired muscles. Soothing heat can be enjoyed simultaneously to reduce fatigue (maximum temperature: 112 °F). The product is equipped with a 15-minute auto shut-off function and overheating protection to ensure safe use.