Warm Reminder: The top section is not missing when you received it, it is hiding inside the bottom section; Structure: 4-in-1 Versatile trolley makeup case design can not only as a integrated trolley, but also can be disassembled as a smaller trolley and cosmetic cases in different size. More than 4 optional combination styles Functional: Different sized compartments to hold a variety of items. Sturdy and easy to separate into individual pieces. Holds all of beauty supplies in an organized easy accessible manner. Durability: The rolling Cosmetic Makeup trolley is built with high quality Aluminum frame, ABS surface, Velvet lining, reinforced stainless Steel Corners, 360 degree 4-Wheel and 2 keys Dimension: Overall(LxWxH): 13.5''x9.5''x31''; Top section(LxWxH): 13.5''x9.5''x7.375''; Bottom section(LxWxH): 13.5''x9.5''x14.25''; 2 middle trays(LxWxH): 13.5''x9.5''x3.25'';: Top section can be perfectly put into the bottom section