The Height-Adjustable Footrest provides an ergonomic solution for your feet and back while sitting or standing. The footrest is constructed of steel and aluminum with a nylon platform for durability, and raised bumps on the platform for added foot grip. The footrest’s clean, industrial appearance is great for any desk or table, as well as backroom and warehouse use. The footrest can also be paired with a standing workstation for added ergonomic support. The footrest is infinitely adjustable with cam-lock to set at desired height for user comfort, form 3 ½ inches to 16 inches. Width: 20.5"; Height: 3.5" to 21.5"; Depth: 14.5"; Color(s): Black.