STORAGE PURPOSE - Dimensions of the shelf: 47.3" x 12.7" x 70" (L x W x H). The distance between two shelves is 13.7" and the width of the board is 11.3", providing enough space for your items, such as ornaments, potted plants, photo frames, books, etc. Keep your room tidy and clutter free METAL FRAME - Made of metal frame and MDF boards (not solid wood)! Each board can hold up to 70 lbs! Two crossbars in the back will strengthen the stability of the frame EXTRA PROTECTION - X - shaped brackets will prevent the shelf from wobble! The bookshelf is free standing! Self locking cable ties are included! You can secure it to the wall to prevent the shelf from falling down! PLUS: The bottom small feet are adjustable to keep the balance of the bookshelf