Includes Rolling schoolbag, lunch bag, and pencil bag. Size: Luggage bag-30 14 41cm; Dust-proof bag-19 9 21cm; Pencil case-21 10 4cm. This rolling backpack is made of PVC and decorated with a 3D pattern. 2 ways of wearing, a good combination of handbag and roller trolley bag. This backpack is a perfect way to carry all kids' daily essentials to school and spring or summer outdoor activities. The Backpack can be steadily installed on the trolley, which can free boys' girls' shoulders. Noiseless Six wheels design with high-strength aluminum alloy rod(can climb stairs), not only ensure you can wheel it smoothly and anti-wear properly, it makes wheel it easily and naturally. ALSO, you can easily remove and install these wheels when using it as a backpack. What's in the box 1 x Waterproof Rolling Schoolbag; 1 x Lunch bag; 1 x Pencil bag