Smart Posture Corrector Device Color:Black The motor is designed to

The motor is designed to provide sufficient rotation power for the facial brush

and it's skin-friendly

to prevent breaking

This ensures that your bands are easy to put on your skin and will provide you with a worry-free experience

Feature3:: Large dog collars

Smart Posture Corrector Device Color:Black The motor is designed toGood partner for you: Vibration can help you to keep a good habit of your posture, and prevent and improve hunchback, you can wear it anywhere. You will develop muscle memory if you wear our posture reminder for 1 2 hours per day, It means that after 2 3 months even without it, you will stay straight in the future. It's suit for children young adults. High precision motion chip: The back brace is equipped with a built in motion chip smart sensor,