Our new Sit-Stand Desk Converter - Dynamically Height Adjustable Black can be placed on an existing desk or used alone to create an ergonomic sit=stand workstation. It allows you to raise and lower your work surface quickly and effortlessly to healthy sit-stand heights so you can work with more comfort. The converter provides a healthier alternative to stationary tables by encouraging users to be active and integrate movements into their days. This ultra easy and smart solution ensures a healthy working environment . The converter is constructed of sturdy steel and MDF materials. Its ergonomic, portable, space saving attributes and high-tech look make it an attractive choice in all types of businesses, office, retail stores, factories, schools, hospital and even at home. Please note that monitor, keyboard, mouse and tablet are not included.