Stay productive at home or the office with Seville Classics Rolling Height Adjustable Laptop Desk. Designed for easy assembly and use, this desk makes an excellent laptop computer workstation, drawing table, writing surface, and more. A low-profile base with wheels lets the desk pull close to furniture like chairs and couches. The tabletop (23.75" x 16") is constructed of MDF and finished with a black or walnut wood laminate. Adjust the height of the top from 20.5" to 33" high for comfortable ergonomic use while sitting. Manually adjust the top to your ideal height and twist the locking knob to secure it in place. The small footprint (24" x 14.13") makes it perfect for small spaces like studio apartments and college students going back to school. Includes four 1.5 inch diameter casters with two that lock. Assembly is easy with all required tools and hardware included. Is This Height Adjustable Desk Easy to Assemble? This desk is easy to assemble alone in 4 easy short steps and includes all the required tools. How Is the Height of the Desk Adjusted? The height of the desk is adjusted manually to any height between 20.5" to 33". Simply turn the tension knob counter-clockwise to unlock height adjustment. Place hands on both sides of the top and pull up to lift; press down to lower the height. To secure the table height, turn tension knob clockwise until snug. Do Casters Lock into Place? Two out of the four casters lock, ensuring the desk stays put when you want it to. Can I Use the Desk without the Wheels? Simply leave the wheels off to use directly on the floor. This works well on carpeted surfaces and near furniture with low floor clearance. Does not include leveling feet or felt pads.