[Stylish shoe rack slim enough to fit in closets and small storage spaces] Its lightweight design makes it easy to move as needed., [Stack up to 2 units] Metal clips are provided to hold the stacked units together., [Organizes up to 6 pairs of shoes across the floor and top level] Stack an extra unit to create storage space for up to 9 pairs of shoes. Each tier supports up to 6.6 lbs., [Minimal assembly required. Just install two screws on each side of the frame]