【Easy Self-Care: Just Sleep】Complete stretching and muscle training in one go, just by sleeping. You can easily improve your daily condition. 【Relax with Heater & Stretch】The combination of heat and stretching cares for distortions and stiffness while relaxing. 【Achieve Multi-Directional Stretching】Built-in airbags inflate up, down, left, and right, stretching your body while you sleep. 【Stimulate Muscles Thoroughly with EMS】Efficiently stimulates muscles you don't normally use, supporting myofascial release and muscle strengthening. 【Easy Even on Busy Days】You can continue without difficulty because you only need to sleep, even on busy or tiring days.