Fully adjustable for personal comfort, this Contour Ergonomics Rocking Footrest features a unique curved base, which is designed to encourage a rocking motion from 0 - 25 degrees to stimulate movement during long periods of sitting. With a durable ABS construction, the footrest has a rubber padded base, as well as an anti-slip platform measuring 450 x 350mm. This pack contains 1 black footrest measuring W450 x D350 x H90mm.