About this item [Premium Material]: The rotating chassis of steel column bearing makes the bookshelf more durable and stable. The steel ball rotates 360 °, safe, silent and smoother. [Convenient Storage]: Multi layer superposition design, convenient storage. This revolving bookshelf maximizes the utilization of narrow space. Unlike other ordinary bookshelves, our bookcases occupy less space but have a larger capacity. perfect for corners and small spaces. utilizing unused small spaces can maximize enlarging your living space and make your place more personal. it is very suitable as a gift for family or child. [Rotating Design]: The white 2-story bookshelf is designed with a rotary design, fast and convenient storage. The 2 tier rotating bookshelf is very stable once assembled, won't have any tilt or shaking during the entire rotation process of the bookshelf. [Strong Bearing Capacity]: Smooth corners, strong bearing capacity. Mortise and tenon technology. Free hand installation without