4 tier foldable organizer4 Tier Folding Shelf with Wheels The shelf unit is made of heavy metal, which is robust and durable and the mesh shelves on both sides also prevent objects from falling. Storage shelf, large capacity, 5 storage layers, and its spacious design can keep your home tidy and tidy. The base is equipped with 4 wheels that can be transported smoothly and efficiently, and is practical to move to meet your needs. It can be unfolded in less than a few seconds,