This footrest is a great item to have when working for long hours. It helps to circulate blood flow and reduce fatigue. When in use, it can help to keep you in a comfortable posture which enables you to keep refreshed and focused. The fully adjustable massage footrest props up your feet and legs to ease discomfort while sitting for long periods. This ergonomically designed under-desk footrest features multiple elevation settings (11cm, 14cm and 17cm) for persons of all sizes. The pedal can be tilted back and forth to promote leg movement but cannot be fixed. The maximum tilt angle is 30 degrees. It helps reduce tiredness and keeps you healthier while working. The customizable platform helps maintain good posture, improves circulation, relieves achy feet and eases pressure on the lower back.