FitDesk Table Top Standing Desk with Massage Bar A portable, height adjustable accessory that converts any desk or table surface into a standing workstation Height adjustable desk for standing or sitting use--adjusts approx. 11' to 20" off of surface Adjustable forearm supports Product weight: 9Lbs Size and portability of our tabletop standing desk make it an easy addition to any desk at work, in the classroom, and at home. It even works great when sitting on the couch