This clear sensory table provides an interesting perspective on sensory play. The small footprint is great for small spaces. Great for teaching lessons such as floating versus sinking. Bottom drain valve makes clean up a snap. Cover includes Lego compatible plate so this item can pull double-duty as a play table.KYDZSafe edges. KYDZStrong construction. Baltic Birch frame fits easily through classroom doors. Activity cover included. Heavy-duty, locking casters for mobility. Ready-to-Assemble. See cleaning recommendations at www.jonti-craft.com/cleaning.Product Height (inches):24.5Product Width (inches):20.5Product Depth (inches: 20.5