This ergonomic kneeling chair is a smart choice for those who want to work more comfortably in the office and maintain a healthy sitting posture. The chair features a height-adjustable design, so you can easily adjust it to the position that best suits your body. Best of all, the padded seat cushion and knee pads protect your knees and calves, taking pressure off your entire body. It also comes with 4 lockable casters for easy mobility and these are also lockable to keep you in place.