The Maxi Ergo Chair With Lumbar Pump + Folding Arms is the perfect solution for those who spend up to 8 hours a day working at their desk. This chair is designed to be supportive and long wearing, ensuring that you can work comfortably for extended periods of time. The ratchet back allows you to adjust the back rest to curve to your back shape, ensuring that it is always in the correct position for maximum comfort. The chair is also supplied with folding arms, making it easy to store when not in use. The lumbar support is an added bonus, providing extra support for your lower back. The Asynchro seat mechanism ensures that the chair moves with you, providing a comfortable and supportive seating experience. Overall, the Maxi Ergo Chair With Lumbar Pump + Folding Arms is a must-have for anyone looking for a comfortable and supportive office chair.