Adjustable Anglel Smart Posture Corrector For Adults Children Correct Hunchback Clavicle Support Trainer Upper Back Brace Black Color:Grey *Proper fit of the collar

*Proper fit of the collar is important

Night vision distance: 1 m the best effect

This bag can give your dogs comfortable feelings

Stable & Easy Care】Built with reinforced double-fixer support

Wearing style: Open-front

Adjustable Anglel Smart Posture Corrector For Adults Children Correct Hunchback Clavicle Support Trainer Upper Back Brace Black Color:Grey *Proper fit of the collarOverview: 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