Ergonomic, comfortable feeling of surrounding and fitting. Plenty of room at the sides for your mouse to move, elbows to rest as well as a underneath room for legs to stretch. Folding design. Simply fold and put away whenever you're not using it, and just pick up and unfold when you need it again. Multi-functional. Can be used as a laptop desk for bed, a standing desk at office, a writing/drawing desk, or as a breakfast serving tray in bed for lazy mornings.