Features: 1. Clamp On The Desk: Works simply by clamping this corrector to any desk. You can adjust the tightness to adjust to the thickness of the desk. 2. Perfect for Long Term Learning:This corrector ensures no hips, back and neck pain for kids. Perfect for long periods of studying, reading, writing and more 3. Ergonomical: Ergonomically designed for kids. Covered with smooth foam for maximum comfort. Kids will surely love spending more time learning on the table with this corrector. 4. Effective: Eliminates bad posture from slouching while learning. This corrector adjusts to kids correct sitting height while keeping perfect sights distance from what they39;re doing. 5. Perfect For Kid With Bad Posture: Correct bad posture at a young age with this Kids Posture Corrector. Maintain a good sitting posture for kids with this Kids Posture Corrector. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Type: Kids Posture Corrector Materials: Carbon Steel and ABS Length: about 21cm Package List: 1 x Kids Posture Corrector