Features: 1. It can treat cervical dislocation, sore waist and driving fatigue. 2.The specially designed arc can tightly fit the waist and neck, and has a heating function to make the massage more comfortable. 3. Transfers body pressure to the pillow to relieve fatigue. 4. Premium PU leather and breathable mesh material. High elastic pillow. About 6 Buttons on Massage Pillow 1. On/Off button for starting and closing the massager. 2. Direction button to switch the direction of the massager heads. 3. Speed button to change the speed of the massager heads 4. Heating button to open or close the heating 5. Energy saving button to save electricity 6. Smart mode button to automatically alter the direction in cycles.