The Humanscale Rocking Foot Machine acts as a footrest for comfort, massager, and a rocking chair for your feet to keep your legs rejuvenated. The combination of these features helps increase circulation throughout your body and prevent metabolism from slowing down while you sit. This leads to not only a more comfortable sitting experience, but also a healthier way to work. The Footrest Machine also has massage balls which can knead into your feet to reduce cramping and provide ergonomic benefit