The invisible smart aligner is made of food grade silicone material, which is lightweight and durable, soft and skin-friendly, not easy to deform, fits the curve of the human body, and is comfortable to wear. Built-in high-precision chip, accurate recording of posture, real-time monitoring of body tilt angle changes, vibration reminder. Automatic memory function, intelligent perception of incorrect posture, real-time monitoring of posture, scientifically and effectively help to correct unhealthy postures such as hunchback. Help to correct incorrect body posture of the back and shoulders, improve the hunchback, correct the body posture, protect eyesight and reshape the beautiful curve. It is suitable for various occasions such as work, study, walking, reading, etc., and fundamentally helps you solve the problem of posture.