1. Material: wood 2. Improve the adjustment of personal sitting posture and relieve shoulder pressure 3. It can bear a weight of about 50 kg 4. Nail-free installation, not on the desktop, can be clamped with a thickness of 1-8 cm 5. 90-degree foldable design, storage does not take up space 6. Flush table top, no drop feeling in use, smooth movement 7. Double clamps are fixed, stable and firm, strong supporting force 8. Dimensions: panel 20x25 cm, jaw 9x5 cm 9. Weight: about 1980 grams
