The Rubbermaid 4-Tier Shelf is a freestanding storage solution perfect for any room in the home. This wire shelving unit was thoughtfully designed with great clearance between shelves to get stored items in and out easily. Place this freestanding shelf on any floor type with confidence, knowing the rubber foot pads protect the floor from being scratched. This multipurpose storage solution is easy to assemble, only a screwdriver is required.