Secure and Durable - TITANIUM is made from lightweight and durable polycarbonate material while featuring a sleek, ridged exterior with a matt finish for maximal protection. An integrated TSA-accepted combination lock enables to secure your luggage using your own 3-digit code and allows the Transport Safety Authority (TSA) to open your luggage using a special key, without damaging it.Optimal Organization - The main compartment of this large spinner is expandable for maximum packing flexibility. This feature is great when packing souvenirs on return journeys! The interior includes two full packing compartments with a lined divider and tie-down straps to secure your belongings.Your Best Companion on The Move - This bag features double spinner wheels for superior maneuverability and maximum comfort. It is also equipped with soft-touch top and side carry handles for extra convenience. The telescopic handle locks into two positions to accommodate two or four wheel use.Interior One set of straps and one zippered divider 50 / 50 construction 2 zippered pockets Exterior Combination lock with TSA Ultra comfort top handle Ultra comfort side handle Expandability on main compartment 4 Double wheels for better rotation and stability Dual position TROLLEY system for 2 or 4 wheel use