Description This 4-piece luggage set includes 16-inch, 20-inch, 24-inch, and 28-inch suitcases, designed to meet all your travel needs. The set features a 3-level adjustable telescopic handle for different heights, multi-directional silent spinner wheels for smooth maneuverability, and upgraded size 10 zipper teeth for durability. The 24-inch and 28-inch suitcases are expandable by 20% to accommodate more items, and all four suitcases can be nested inside each other for convenient storage. The set also includes a 3-dial TSA lock for security and built-in UV protection for long-lasting use.Features Luggage Set - 4-piece set with 16-inch, 20-inch, 24-inch, and 28-inch suitcases Adjustable Telescopic Handle - 3-level handle meets different height requirements Spinner Wheels - Superior quality, silent-running, multi-directional 360° double wheels Zipper & TSA Lock - Upgraded size 10 zipper teeth paired with 3-dial TSA lock for security Expandable Storage - 24-inch and 28-inch suitcases exp