VEVOR Wobble Chair, Height-Adjustable (21.7-28.3") Active Chair, Flexible Seating Wobble Stool Made of Iron Improves Focus & Posture, Ideal for Schools, Office and Home, 8° Tilt Angle, Age 12-18 Black

Flexible Active Chair: This active chair features 360° rocking and swiveling, offering a broader range of movement for work and communication. The 8° tilt angle ensures balance and safety, helping you stay focused and improve productivity. It is ideal for long office hours, addressing the issues of prolonged static sitting by engaging core muscles and preventing back pain. Adjustable Height: Simply press the button on the side to adjust and lock the height within the range of 21.7-28.3 in. This height-adjustable wobble chair allows easy switching between sitting and resting positions, whether you use a standard or standing desk. High Load Capacity: The chair supports up to 264.6 lbs, with a high-density, resilient cushion that offers exceptional comfort and supports the sciatic nerve, remaining shape-stable even with prolonged use. The commercial-grade pneumatic piston provides robust support and stability, ensuring smooth rocking and swiveling over time. Outstanding Grip: The large, sturdy circular base features anti-slip textures to keep the chair in place during movement, enhancing safety even if your feet momentarily leave the ground. The bottom also has a scratch-resistant rubber coating to protect floors from damage. Easy Assembly and Mobility: The chair requires no tools for assembly; simply insert the connecting rod into the designated holes in the base and seat. The side handles make it easy to lift and move the chair, facilitating effortless relocation during busy work periods.