【Suitable Size】Lightweight hard shell kids luggage and backpack, hard shell made from ABS Plastic. Luggage size is 18.0” x 11.5” x 8.0” (includes wheels and handle). Backpack size is 13.0" x 10.0" x 4.5". 【Light Weight Design】 Is not overly heavy and will not be an extra burden to children. This luggage set to bring on Airlines, Weekends Away or Sleep-Overs. Easy for kids to carry this backpack and to pull the rolling luggage themselves, allowing them to cultivate independence. 【4 Multi-Directional Wheels】 Supports 360 degree rolling, super easy for mobility. You and your kids will find it very easy to pull and push. 【Extendable handles】 Telescoping handle makes handle height adjustable for parents and children or different sizes. 3 step-adjustable telescopic rods made of aluminum allows for comfortable pulling and easy grabbing for little hands. 【Fun Designs】Kids enjoy travel, so let's make their travel time enjoyable! They will love the playful designs on their luggage and want to pull their own luggage like a little traveler.