Seville Classics Mobile Laptop Computer Desk Cart Height-Adjustable from 20.5" to 33", Slim, Walnut Lift and lower the desk from 20.5 to 33 inches high manually with locking knob Top measures 23.75 inches wide by 16 inches deep; will fit nearly any size laptop Four 1.5-inch casters (2 locking) allow your desk to go where you go Rectangular steel base reduces wobble for superior stability. Easy assembly with no drilling required Note-if desktop is slanted remove it from assembly rotate 180 degrees and reinsert