WIDFRE Hardshell Luggage Sets 3 Piece Set: 20“ 24” 28“ Safe and Secure Pack more and stress less You to focus on enjoying your journey rather than struggling with heavy bags. Sturdy telescopic handle Made from high-quality materials, the handle can withstand frequent use. It offers smooth control, and a secure locking mechanism to ensure stability. 360° Smooth Rolling Features 4 spinner wheels to move easily and quietly in multiple directions. Durable and sturdy The 3 piece hardshell luggage set is made of ABS material, which is durable and sturdy to protect the cases from deforming. Easy & Enjoyable Travel with your family! Engineered to withstand the rigors of travel, our resilient hardside luggage is your trusted companion wherever you go. Widfre It's time to Pack your luggage You're embracing the invitation to explore, to learn, to connect, and to create memories that last a happy lifetime. Widfre How to Reset your TSA Lock? Step1: Dial the three wheels to 0-0-0,which is the default combination setting for the luggage. Step2: Press the reset button with a pen or a toothpick and you will hear a click sound. Step3: Enter the new combination of your choice. For example:8-8-8. Step4: Pushing the tab lock to lock the number you justenter, and you will hear a click sound again, then done! Why would the handle of the luggage feel a bit shaky? After extensive testing, a slight degree of handle movement is to ensure long-term usage. Due to the principles of thermal expansion and contraction and the lateral forces, if the handle is too tight, it may become unusable and even cause damage. What should I do if there is an issue with the luggage received? For any issues in product & servicing, Widfre claims to will keep the luggage in repair for 2 years. Please let us know via the Amazon email of your order and the related team will respond within 24H. Is there supposed to be some sort of key included? The key is not included in the package, it is designed for the customs exam only, it's a standard TSA lock, only the customs have the key to open.