This Rubbermaid shelving kit with bins is great for use in dry storage environments. The shelving unit is made of a durable, chrome plated metal, with a clear epoxy coating. Its high-quality design is commercial grade and delivers the reliable performance every business needs. This chrome wire shelving is capable of holding up to an impressive 600 lb. of evenly distributed weight per shelf. The split sleeves design allows for quick and easy setup and installation. To assemble, simply snap 2 split sleeves around each post at one of the incrementally-notched lines. After you snap the split sleeves on, fit a shelf down over each post to hold it in place. Plus, this kit comes with (4) 5" casters, allowing you to effortlessly move it from room to room. You can also roll the unit away from the wall to clean behind and underneath it. Each caster features a brake for keeping the unit securely in place.