1. Raise the center of gravity of the lower body and maintain a good sitting posture 2. Massage with small particles and large rollers to release the pressure on your legs 3. 6 kinds of heights can be adjusted freely, relax freely 4. Thickened PP material, durable 5. Anti-slip and stable, anti-slip foot pads for stool corners, stable and non-slip, no damage to the bottom plate 6. Product size: 43 x 33 x 20cm
