Encourage collaboration & interactive classrooms with this Star Tech.com mobile standing desk. These sit-stand workstations allow users to create a setup that suits their needs. The adjustable carts can easily go from a sitting position to a standing position with no disruptions. The two front casters can be locked in place to prevent the rolling workstations from moving. Simple Height Adjustments Moving between sitting & standing throughout the day brings many health benefits, from increased circulation to reduced fatigue. The ergonomic sit-stand workstations make it easy for users to change their positioning, keeping them attentive & focused. Adjust the desk to any height between 29"" (740 mm) & 45"" (1150 mm), using the one-touch lever. There are no preset heights, so each user can find the precise height they need to work most comfortably. Large Work Surface The large surface area of the desktop, 24"" (600 mm) x 31.5"" (800 mm), provides ample room for a laptop, mouse & more.