Luxurious memory foam soothes tired feet & eliminates stress on pressure points. With a flick-of-the-foot operated lock, the angle can be adjusted for all-day back & leg comfort. Height adjusts from 3.5" to 5" to match your individual SmartFit comfort color. Width: 21.5"; Height: 3.5" to 5"; Depth: 14"; Color(s): Gray / Black.