Impact Resistant: Durable polypropylene hardshell that’s abrasion-, scratch-, and water-resistant. Expansion gusset provide up to 2 to make packing effortless. Smooth & Silent: Spinner wheels offer 360° rolling maneuverability, allowing you to glide smoothly through crowds and busy airports with ease. Easy Maneuverability: Navigate with ease using the multi-stage telescopic handle with a push-button lock for adjustable height and smooth control. Top, side, and bottom rubber carry handles ensure effortless lifting and carrying from any angle. Travel Sentry TSA Combo Lock: Provides enhanced security by safeguarding your belongings while allowing TSA agents to inspect your luggage without causing damage. Space-Saving Interior: Maximize packing efficiency with a spacious main compartment featuring a zippered middle divider and multiple zippered pockets for organized storage. Durable self-mending #10 zippers ensure long-lasting reliability.