3 Piece Suitcase Set: 20 inch,24 inch,28 inch upright,can be stored one into another.20in small luggage is best for carry on. Top Quality Luggage Sets: Made of brand new ABS materials for hardshell, which make the luggage more durable, lighter and impact-resistant. Features textured finish to keep cases beautiful after a trip. Multi-directional Spinner Wheels: The hardside luggage moves very silent and smoothly with 360° rotate double wheels.Both the elderly and children can easily push it. Best choice for travels and business trips. Safe:Side mounted password lock which is opened by a digital combination, avoiding the trouble of losing or forgetting the key. Zippers are not easy to be pierced by sharp tools, that protects your stuffs in luggage and privacy more better. Carry & Move:Silicone handles make it easier to lift your suitcases when going up and down stairs. Sturdy 3-step telescoping handle slso allow you to maneuver in tight spaces and provide effortless movement. The Merax Luggage Sets Made of lightweight and durable PC material upgraded with strong resistance to stress, high and low temperatures and impact. Built-in reinforced corner guards provide extra protection and minimize damage. Large storage space and fully lined interior with zippered compartment to keep your items organized. Low profile top and side handle provide for ease in handling.