The fruit rack has 3 levels of storage, with 4 universal wheels that allow for easy movement. Two of the casters are lockable and can hold the storage organizer firmly in place when needed. Each shelf is fully removable. Each shelf is completely removable and stackable, you can freely combine the shelves, just like building blocks, easy to assemble, no tools required. Stainless steel fruit rack is made of high quality durable rust-proof metal and plastic.