Adjustable Anglel Smart Posture Corrector For Adults Children Correct Hunchback Clavicle Support Trainer Upper Back Brace Black Color:Grey WFII frequency: 2

WFII frequency: 2

Night vision distance: 1 m the best effect

Wearing style: Open-front

Realistic 3D flame effect

Adjustable Anglel Smart Posture Corrector For Adults Children Correct Hunchback Clavicle Support Trainer Upper Back Brace Black Color:Grey WFII frequency: 2Overview: 1. Accurately capture the wearer's posture changes through angle and tension sensing, and vibrate promptly. 2. High elasticity adjustable shoulder strap, without fear of age and height. 3. Sitting posture correction, full of confidence anytime, anywhere. 4. People with serious back problems should seek help from a doctor or hospital. 5. The process of correction is not easy, and you need to insist on using it before you can see the