Ergonomic Kneeling Posture Chair with Backrest Adjustable Height and CastersErgonomic Kneeling Posture Chair with Backrest Adjustable Height and Casters This ergonomic kneeling chair with a backrest maintains your back at a comfortable angle, distributing pressure between the buttocks and legs. This effectively alleviates discomfort in the neck, back, and spine, allowing you to fully enjoy your workday. You can easily adjust the seat height and kneeling pad using the hydraulic lift, ensuring a perfect fit. The chair's height