Four-point stability system prevents tipping even when luggage is expanded. Roomy main compartment expands 2.5". Large zippered interior pocket. Two gusseted pockets. Elastic tie-down straps secure clothing and minimize wrinkling. Full sized front pocket. Zippered quick access ticket pocket. Detachable add-a-bag strap provides carrying and balancing options for additional totes and cases. Telescoping handle with two stops at 38" and 43". Ball-bearing inline skate wheels. Rubber skid guards, skid bars and molded corner guards protect against damage. Signature travelpro hardware and lining.