The Riser Desk is a new concept for office. Riser Desk are adjustable, so that you can change the height of the desk and alternate between sitting and standing. Riser Desk sits on top of your existing desk. It ships fully assembled. Switch from sitting to standing in seconds with this popular riserdesk RD-01. It comes fully assembled and has ten different adjustable height settings. Simply place this Riser Desk on top of your existing desktop, grasp the handles pull out , and adjust the product to your desired standing height. Max Height 17.8 inch and can hold up to 30lbs extra wide 38" platform allows more working space.