【ER】Student sitting correction device Correction of writing posture for children Prevent hunchback and myopia

Product information: Brand: ER Health. Material: ABS. Reasons to choose ER Healthy store: 1. The store has 7 days no reason to return and exchange the goods. If you have any questions, please feel free to contact customer service. Please contact customer service before returning. 2. We will carefully check each product to confirm the quality, and it will be shipped after checking. 3. The products that can be ordered are all in stock, we all deliver the goods on the same day, and the goods can be received about 5-7 days after the order is placed. 4. Never fool customers with defective products], we dare to pay for the quality, please rest assured