The luggage set has been designed especially for kids. The set was created with the unique characteristics of children in mind, incorporating several design features that benefit children. The cute astronaut patterns are printed on firm shell surfaces to the likes of kids. Selection of high-quality ABS plastic and polycarbonate make it resistant to vibration and pressure. Moreover, such construction makes it light weighted, allowing kids to carry it with ease. Also, aluminium alloy tie rod with 3 levels of adjustment and adjustable straps make the set mobile. Our trolleys and backpacks are there to accompany your child for a long time. Therefore, let your wallet out and purchase this incredible gift now. Costway 2Pcs 12" 18" ABS Kids Suitcase Backpack Luggage Set School Travel Lightweight in Dark Navy