This is a Ergonomic Under Desk Adjustable Footrest Black Plastic - Home/ Office. Pre-owned and in GOOD useable condition. Has been well used. Gray plastic piece missing from right side but still a sturdy very useable item for under the desk and posture comfort. See pictures for best description. All questions welcome ahead of time to avoid confusion later. This item has been in a smoke free/ climate controlled home. Thanks for looking. dxd