The 13” backpack and the 16” suitcase offer large capacity and classified storage, which offer enough room for a change of clothes and entertainment items. Made of ABS and PC, the kids airline-approved carry-on luggage set features a tough exterior to endure the demands of traveling. The backpack boasts kids-friendly design. For example, the wide adjustable straps will reduce stress on shoulders and ensure a comfortable fit for kids of all ages. Also, the lightweight design means kids or parents can carry it without any hassle. Additionally, the vibrant colors and cute designs instantly appeal to children, making it easier for parents to keep track of their belongings. The universal wheels glide smoothly, and the telescoping handle is easy to use. 2-Piece Kids Luggage Set: Comprising a 16” hardshell rolling suitcase and a 13” backpack, the kids luggage set is perfectly sized to meet airline guidelines for carry-on luggage. With an elastic band, the backpack can be attached on the suitcase according to your needs.