Smart Posture Corrector - Posture Training Device Color:Black The precision mechanical gears can

The precision mechanical gears can accurately control the width of the opening and fasten without noise

Size: 32CM

and a cute look can be placed on a desk

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attractive

Smart Posture Corrector - Posture Training Device Color:Black The precision mechanical gears canSmart Posture Corrector Device Posture Training Realtime Scientific Back Posture Correct Device Monitoring Corrector Adult Kid Features: 1. Made of food grade silicone material, it is lightweight and durable, soft and skin friendly, not easy to deform, fits the human body curve, and is comfortable to wear. 2. The built in high precision chip can accurately record the posture, monitor the change of the body inclination angle in real time, and vibrate