Our computer desk allows convenient switch between sitting and standing modes for healthier working style. Crafted with MDF and steel frame, the standing desk ensures extraordinary sturdiness and durability for long-term use. The height of upper desktop is easy to be easily adjusted in the range of 28.5"- 49" while the lower desktop can be adjusted from 28.5" to 44", and the lower desktop can be tilted to accommodate keyboard. These humanization design can meet your various needs. Equipped with 4 smooth rolling casters at the bottom, the computer desk is easy to be moved to wherever you want.