Lightweight and durable, made with high-quality waterproof ABS hard shell, 3-stage adjustable handle, smooth and quiet 360 large double wheels, TSA lock, and expandable large storage space design, make your travel life easier and more convenient. And 3 piece hard side luggage sets include 20 inch carry on luggage, 24 inch and 28 inch checked suitcase to meet your travel needs for both business and family trips, whether short or long-term. The 20-inch meets all standard requirements for carry-ons on both international and U.S. based flights. The 24 and 28 inch suitcase are best for check in.All cases feature TSA locks and expandable functionality for added convenience.