HUMANSCALE is changing the way people sit. Now you can think about your work, instead of your chair. The key to healthy, comfortable sitting is to move without restriction. That’s exactly what Freedom is about. The revolutionary recline mechanism automatically adjusts to your unique body weight. Synchronous armrests for unparalleled ease of adjustment. Dual Pivot backrest automatically adapts to the changing needs of your spine. The dynamic headrest moves automatically as you change positions. Gel seat cushion for maximum comfort.