Newly developed SL moving track realizes the massage from back to thighs. Zero gravity function helps release the pressure. Smart mechanism hands to perform kneading,tapping, shiatsu, squeezing and rubbing massage that could improves the sensibility and comfort of the massage modes. 4.Sliding forward design to save the running space. Heating therapy releases the pain on back. HIFI blue tooth speaker to play music synchronized with massage.. Leg stretching reaches up to 18cm to ensure whole body massage. Rollers on soles and airbags massage for legs to instep activate the marvelous massage experience.