1.Ergonomic Design - The desk chair features a 16.73 inch wide C-shaped backrest that conforms to the curve of the body's back, supporting the human spine and effectively reducing pressure on children's backs, helping them develop good sitting habits. Very suitable for children to sit and study for a long time 2.Comfortable and Breathable - The back is made of woven breathable mesh for long-lasting breathability, which can prevent the body from heating up. The desk stool seat is equipped with high-density sponge pads, providing a more comfortable sitting experience for long-term learning. Flip the armrest 90 degrees to save more space 3.Ultra High Stability - The chair adopts a four legged stable design, with anti slip silicone pads added to the feet to ensure dual and stability of the computer chair 4.Height Adjustable - The height of the reading chair can be adjusted, and the adjustable height of the table legs is 15.35-19.29in (39-49cm) to accommodate students of different ages. Simply rotate the table legs clockwise for easy adjustment