This suitcase is designed to be extra lightweight and expands to allow you to pack more while still enjoying the rigid structure and durability of a hard case. Closure: The two-way zip-around Omega Closure System® features a low-profile integrated TSA-approved lock with three-digit combination dials for extra security.Exterior features: Protective bumpers accent the streamlined silhouette while adding to the built-to-last nature of the case. It has a built-in USB-C port to keep you connected on the go.There is a split case zip entry to the main compartment with security zipper. The three-stage telescoping handle and four spinner wheels provide stability and ease of maneuverability. A retractable top and side grab handles for alternative carry options.Interior features: TUMI+ compatibility provides enhanced functionality and a personalized packing experience. Compression straps keep items in place while maximizing packing space. A hanger bracket and zip mesh pocket provide extra storage for essentials.Special features: This bag includes Tumi Tracer®, 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.