Features: 1. Temperature detection line on the road and a variety of protection circuits, even in the folded state can enter the fold, etc. 2. There are 8 massage heads on the sole of the foot, a large-strength massage, a positive and negative rotation kneading and a key switch, giving the feet a deep relaxation. 3. When the temperature reaches the set temperature, the thermostat automatically enter the state, intermittent heating, energy-saving and environmental protection. 4. Zipper design, high-grade super-soft fabrics, thick warm, large space, more applicable. 5. Warm feet with non-slip bottom particle design, waterproof dirt. 6. Product features retardant cotton, PVC Protective sleeve, waterproof, high safety performance.