Features:
This magic chair is created from the idea of horse-ridding; allowing kids to sit on much more straight, longer and comfortable. The cushion can be adjusted up and down, onwards and backwards and its tilt angle can also be adjusted; moreover the knee pad can be turned around according to the different figure of the body. The perfect combination of physical principle and physical mechanics principle makes it an effective tool to prevent short-sight and humpback.

Usage Instruction: 1. Cushion can be moved onwards and backwards. 2. Rotate the knee pad to adjust it into a cushion for knee supporting. 3. Push the marble to adjust the height of the cushion 4. Rotate the screw to adjust the height of the whole seat.

Notices：

1. It can be used only after installation following the installation instruction.
2. Making sure the marble on the tube under the cushion is working properly before usage.
3. Do not lean forward or backward excessively to prevent injury from off-balance.
4. Do not near the chair to high temperature or chemical products toprevent it from damage.
5. Applied users: above 8 years old; the child under 12 years old should be supervised by adults when using it.