Bring the 2-piece kids luggage set to your children's birthday! The 18" ride-on suitcase and 12" backpack perfectly meet the storage needs in a lot of overseas travels. Especially the suitcase has zippers with lock holes, further ensuring kid's belongs safe. More, the trolley case set only weighs 5.5lbs, lightweight for kids to carry or pull by themselves. If kids get tired, you can tow them on the ride-on suitcase and pull the 3-level telescoping handle. Also, you can attach the 58.5" anti-lost rope to the suitcase or backpack to keep kids around without missing. If time is short, just install the 44.5" adjustable strap, carry the suitcase over shoulder and carry the backpack with portable handles. When kids get thirsty, they can drink the water stored in the mesh side pockets. More, the carry-on suitcase comes with an ABS hard shell, covered with PC films, it presents ideal scratch resistance and water resistance. Soft polyester avoids scratching clothes. Overall, the 18" suitcase and 12" backpack offer longer lifespans. Costway 2PCS Kids Luggage Set 4L Backpack + 17L Ride-on Hardshell Suitcase in Pink