Top Quality Luggage Sets: Made of brand new extra-thick 100% PC materials for hardshell, which make the luggage more durable, lighter and impact-resistant. Features textured finish to prevent against scratches, keeping cases beautiful after a trip. 20in is best for carryon (not expandable), 24in & 28in expands 20% for more Spaces. Capacity : 20in33L 24in63L 28in 93L. Silent & Smooth Multi-directional Spinner Wheels: Benefit from brand new soft TPU and lubricating balls inside wheels, luggage moves very silent and smoothly with 360° rotate double wheels. Luggage passed 100% perfect drop test. Luggage also passed the walking test ( A professional luggage quality test: Luggage can loads 15kg and walks 40km at a speed of 10km/h ). Best choice for long-term travels and business trips. Adjustable & sturdy ergonomic aluminum 3-step telescoping handle allow you to maneuver in tight spaces and provide effortless movement. Smooth ups and downs for more comfortable carrying. Added 2 reinforcement brackets on the flip side of top carry handle and side carry handle to avoid hardshell cracking and 2 Soft rubbers that aim to protect your fingers when lifting heavy stuffs. Suitcase with TSA lock which allows only TSA agents to inspect your bags without damaging the lock when traveling. Zippers are not easy to be pierced by sharp tools, such as pens, that protects your stuffs in luggage and privacy more better. Full-zip interior divider and cross straps for increased packing organization. Handsome slider in square, full-capacity design and full-zip interior divider with cross straps to keep your luggage organized. Package: 20" & 24" luggage nested in 28", one set will be packed in ONE box.