Ultra Lightweight & Durable Construction: This 3 piece luggage sets features a 100% upgraded polycarbonate hard shell, built to withstand rough handling. This rugged yet light build is complemented by an interior that is stitched, rather than glued, to the shell, ensuring an odor-free space and eliminating the risk of glue failure. Smooth & Stable Rolling Performance: Equipped with 360° double spinner wheels and an aluminum telescopic handle, this carry on suitcase glides smoothly over uneven surfaces—from airport floors to city streets. Dual wheels on each corner distribute weight evenly to prevent wobbling, giving you full control during family trips, business travel, or weekend getaways. Expandable Design for 20% More Space: Simply unzip the expansion layer to instantly increase your packing capacity by 20%. Whether you’re bringing home souvenirs or overpacking for the trip out, This hard case carry-on luggage keeps your essentials neatly organized without compromising style or maneuverability. Enhanced Security & Peace of Mind: Each suitcase features a TSA-approved lock with a customizable 3-digit code for safe, inspection-friendly travel. Reinforced by high-strength zippers, your valuables remain secure through every leg of your journey—perfect for family vacations or frequent flyers. Space-Saving Design: This rolling carry on luggage for plane features an interior combination of cross straps, a zippered compartment, and a mesh pocket. These compartments work together to secure your clothes and organize your essentials, bringing effortless order to every journey — whether it’s a weekend getaway or international travel. OUZZO Carry On Luggage with Spinner Wheels 20 Inch PC Expandable Hard shell Suitcases Lightweight Travel Luggage TSA Lock Business Trip (grey, carry on 20")