The 28" Sit-to-Stand School Desk offers the ideal solution to get students to focus and concentrate better, stay more active and not become "antsy" from sitting too long. Desk uses a gas spring to easily adjust from a sitting to a standing position. The overall height can be adjusted from 24" to 40" to fit elementary students through high school. The Sit-to-Stand School Desk comes with a backpack hook and lockable casters so it can be easily moved for room changes or cleaning.