This expandable suitcase is designed with a Lever Lock System™ that allows you to pack more while still enjoying the rigid structure and durability of aluminum.Closure: The two-way zip-around closure features a low-profile integrated TSA-approved lock with a three-digit combination dial for extra security. Tumi's patented Omega Closure System® reduces the risk of damage to the zipper and is designed to break away from the bag if it becomes caught, so the puller-rather than the entire zipper-can be quickly and easily replaced.Exterior features: Tumi's patent-pending DuraFold™ construction method folds and reinforces the corners of hardside cases with heavy-duty stitching and impact-resistant caps that provide superior corner strength and impact resistance for long-lasting use. Four recessed, 360º-swiveling, easy-to-maneuver wheels offer multidirectional navigation through busy airport terminals.Interior features: A tie-down compression strap helps you pack it all in while a hanger bracket and plenty of zip pockets help keep your belongings effortlessly organized.Special features: Tumi Tracer® is an exclusive, complimentary program that helps reunite lost or stolen bags with their rightful owners using a one-of-a-kind 20-digit number affixed to the bag. The patented X-Brace 45® handle tube system protects the telescopic handle thanks to the lightweight-yet-sturdy aircraft-grade aluminum that forms a protective, impact-absorbing structure within the case. Top and side handles; three-stage telescoping pull handle Polycarbonate with leather trim Imported