This closet shoe rack organizer is made of thick metal tubes and a strong frame, providing stability and support. It has a stackable and expendable design, allowing it to be stacked into 4 layers, maximizing storage capacity without taking up floor space. The shoe rack is easy to assemble and can be completed within 8 minutes. Each tier has enough room for 3-4 pairs of shoes, and the overall size is 27 x 12.5 x 8 inches. It is a space saver for small spaces and can be placed in bedrooms, living rooms, apartments, garages, hallways, outdoors, entrances, and mudrooms.