ith 2 rows of storage compartments at just the right height for preschoolers, our mobile unit lets you keep materials neat and organized—and roll them right where you need them! The rugged unit has a full-steel frame for maximum stability and strength and rounded edges for safety, plus extra-deep, easy-access shelves to hold a wide variety of items. The durable, wipe-clean laminate unit features four heavy-duty 4" locking casters that fully rotate, so the unit is a breeze to move for cleaning or rearranging your classroom.