[Holds 4–6 pairs of shoes, up to 6.6 pounds in weight] Organizes up to 4–6 pairs of shoes across the floor and top level. Stack an extra unit to create space for additional shoe storage. Each tier supports up to 6.6 pounds., [Expands from 16.125 to 27.5 inches] Perfectly suited to fit in any space you have in mind. Able to fit in closets and small storage spaces. Its lightweight design makes it easy to move around as necessary., [Stack up to two units for additional storage] Up to 2 units can be stacked together. Metal clips are provided to hold multiple units together., [Minimal assembly only requires attaching the four wheels] Minimal assembly is required, just secure the steel frame with two screws on each side. Slide the two pieces together and expand the unit to your desired width.