The standing table can be raised and lowered between 28.5″ and 42.5″, you can switch between sitting and standing modes as needed. Silent wheels allow you to move freely around your home, when you step on the locks of the two wheels, the table can be fixed immediately and won’t move randomly.H-shape base design makes the table move more smoothly, durable thickened steel frame makes the table more solid and durable, it can be used not only for working or studying, but also as a table sideboard or bedside table.