These white grid stacking shelves are the ultimate shelving solution for those places where you can't permanently install shelves, or wherever there is a need for the flexibility of frequent rearranging. Available in a variety of sizes, all feature a patented interlocking leg design that allows you to securely stack units for a variety of storage solutions. Durable steel construction with rust proof PVC epoxy coating. 19.75Wx6.25Hx7D.