eature: <br>100% Brand New! <br>This item is suitable for students over one meters tall <br>Desk thickness requirements range: 1cm to 5cm,if out of this range,can not be used. <br>Vision frame adjustable,can go up and down. <br>Material: ABS <br>Height: adjustable between 14cm to 23cm <br>Condition: 100% brand new, high quality, safe and smooth(it does not hurt the children's skin). <br><br>aeProduct.getSubject()<br>1 x Sitting writing posture corrective braces frame <br><img src="https://gdetail.image-gmkt.com/403/604615932/2017/11/5ced90a7-6e79-4d10-8125-65796e78f9b3.jpg" ><br><img src="https://gdetail.image-gmkt.com/403/604615932/2017/11/04d42b55-bad0-4665-86bd-39e0cdd94722.jpg" ><br><img src="https://gdetail.image-gmkt.com/403/604615932/2017/11/cfca7b2c-e375-4154-945f-972da7bf95ad.jpg" ><br><img src="https://gdetail.image-gmkt.com/403/604615932/2017/11/eaa3c8a9-02fc-46ba-8cc7-a1df47376e88.jpg" >