Color: Blue / Pink (variable parameter)
Use: correction of bad sitting posture of children and prevention of hump back
Application desktop: thickness 0.5cm-3.3cm
Product size: 11-29cm (adjustable)
This Protection instrument is helpful for kids especially those who just begin learning handwriting to form correct writing posture.
This Protection instrument can also correct your kids' bad writing habits.
Environmental protection material, free adjustment, detachable, easy to carry
Flexible adjustment of height, easy installation, easy to use and easy to use
The mandibular gear is smooth and comfortable with multi arc surface, and the interface is high.
1X Sitting posture corrector