1.Grid Design: The floor standing book rack adopts a breathable grid design, which can accommodate books and magazine molds. Grid design can increase friction with books, making them less likely to fall off. 2.Moveable Bookcase: Storage organizer shelf is rotatable, with stable structure, easy for you to take from both sides of the shelf. It has four 360 degree rotating wheels to make mobility a breeze, and the wheels are equipped with locks to keep the storage cart firmly in place. 3.Thoughtful Design: The bookshelves top layer is designed with storage space, which can be used to place skin care products, cosmetics, cups, notes, pen containers and other stationery and small tools. And umbrella, cameras, snacks and other items can be put at the bottom of the storage rack. 4.5Tier Open Storage: This desk organizer provides a very wide storage space, you can use it to place all kinds of items as you see fit. Books, photo albums, crafts, magazines, spapers, folders and etc. Keeping your desk clean will allow you to find what you need, without adding stress to the mix.