With the Pro 959 footrest you can keep your body in an upright position and prevent your legs from hanging down uncomfortably. This footrest is easy to use with one foot, has a large height and tilt angle adjustment range and is equipped with a patented scissor mechanism for easy adjustment. The Pro 959 footrest is made of high-quality, robust... materials and has a large, tilting and non-slip tread surface. Improve your posture with this footrest, prevent pain and discomfort in your feet, knees and thighs and work in an ergonomic and comfortable posture.