Versatile workstation: With options to sit or stand, and lock or roll, this laptop desk can accommodate your workday Lock in place: Easily lock the casters in place for secure positioning and unlock for easy mobility Height adjustable: You can work while sitting or standing thanks to the adjustable, two-tiered design for personalized comfort Durable and easy to assemble: Constructed of MDF and metal construction, this desk is made to be used daily and is easily assembled with the included instructions and necessary hardware Dimensions: This mobile desk measures 23.5 long x 21.5 wide x 27.5-39 inches tall (59.69 x 55.88 x 69.85-99.06 cm) and weighs 15.88 lbs. (7.2 kg)