Hunchback will affect your whole life like bad posture, keeping your head down, sitting for a long time, hunchback. Let’s solve this problem with our Smart posture corrector! Different from traditional posture brace, intelligent posture corrector vibrate reminds you to straighten your back when you hunch back more than 25 degrees. It can not only correct your bad posture but also relieve back pain. Head up and chest up can regain your confidence. The posture corrector uses a high elastic nylon waistband to provide better elasticity and comfort. You can wear it inside your clothes and it will be invisible. Our posture corrector uses the 500mAh polymer lithium battery and can be used for about 15 days after 2 hours of charging, it is easy to charge by connecting the USB cable. Don’t miss this product! Buy now!