[DURABLE MATERIAL]: The hardside luggage set using high-strength, high tenacity ABS material, not easily deformed to ensure long-term use, the surface is easy to clean, the texture of scratch-resistant to ensure the beauty of the luggage. [SECURITY]: The luggage with combination lock to ensure the safety of your private property, ensuring that no one else will have access to your personal belongings during your trip. [ADJUSTABLE HANDLE]: The 3 piece luggage set comes with an adjustable 3-stage telescopic handle system, which is ergonomic and allows you to easily adjust the handle length according to your needs. [UNIVERSAL CASTERS]: The hard shell luggage sets has 4 universal wheels that rotate 360 degrees, making this luggage much more mobile. Regardless of direction, these wheels allow your suitcase to stay upright while being pushed, pulled and dragged. Modern Appearance：The stylish and smooth vertical stripe design of the rolling luggage makes it more resistant to pressure and wear and brings a good mood to your journey. It includes four molded side feet, they allow the luggage to remain upright even when standing on its side.